RAFAH, GAZA - MAY 14: Palestinians carry an injured protestors after Israel's intervention during a protest, organized to mark 70th anniversary of Nakba, also known as Day of the Catastrophe in 1948, and against United States' plans to relocate the U.S. Embassy from Tel Aviv to Jerusalem, near Gaza-Israel border in Rafah, Gaza on May 14, 2018. ( Abed Rahim Khatib - Anadolu Agency )

RAFAH, GAZA - MAY 14: Palestinians set tires on fire in response to Israel's intervention during a protest, organized to mark 70th anniversary of Nakba, also known as Day of the Catastrophe in 1948, and against United States' plans to relocate the U.S. Embassy from Tel Aviv to Jerusalem, near Gaza-Israel border in Rafah, Gaza on May 14, 2018. ( Abed Rahim Khatib - Anadolu Agency )

RAFAH, GAZA - MAY 14: Palestinians set tires on fire in response to Israel's intervention during a protest, organized to mark 70th anniversary of Nakba, also known as Day of the Catastrophe in 1948, and against United States' plans to relocate the U.S. Embassy from Tel Aviv to Jerusalem, near Gaza-Israel border in Rafah, Gaza on May 14, 2018. ( Abed Rahim Khatib - Anadolu Agency )

KHAN YUNIS, GAZA - MAY 14: A Palestinian covers her eyes during a protest, organized to mark 70th anniversary of Nakba, also known as Day of the Catastrophe in 1948, and against United States' plans to relocate the U.S. Embassy from Tel Aviv to Jerusalem, at Gaza-Israel border in east Khan Yunis on May 14, 2018. ( Mustafa Hassona - Anadolu Agency )

KHAN YUNIS, GAZA - MAY 14: Palestinians carry a wounded man after Israel's intervention during a protest, organized to mark 70th anniversary of Nakba, also known as Day of the Catastrophe in 1948, and against United States' plans to relocate the U.S. Embassy from Tel Aviv to Jerusalem, near Gaza-Israel border in Khan Yunis, Gaza on May 14, 2018. ( Abed Zagout - Anadolu Agency )

KHAN YUNIS, GAZA - MAY 14: Palestinian medical staff carry a wounded man during a protest, organized to mark 70th anniversary of Nakba, also known as Day of the Catastrophe in 1948, and against United States' plans to relocate the U.S. Embassy from Tel Aviv to Jerusalem, near Gaza-Israel border in Khan Yunis, Gaza on May 14, 2018. ( Mustafa Hassona - Anadolu Agency )

KHAN YUNIS, GAZA - MAY 14: Palestinian medical staff carry a wounded man during a protest, organized to mark 70th anniversary of Nakba, also known as Day of the Catastrophe in 1948, and against United States' plans to relocate the U.S. Embassy from Tel Aviv to Jerusalem, near Gaza-Israel border in Khan Yunis, Gaza on May 14, 2018. ( Mustafa Hassona - Anadolu Agency )

GAZA CITY, GAZA - MAY 14: An Israeli drone fires tear gas canisters over Palestinians during a protest, organized to mark 70th anniversary of Nakba, also known as Day of the Catastrophe in 1948, and against United States' plans to relocate the U.S. Embassy from Tel Aviv to Jerusalem, near Al Bureij Refugee Camp near Gaza-Israel border on May 14, 2018. ( Hassan Jedi - Anadolu Agency )

GAZA CITY, GAZA - MAY 14: Palestinians carry a wounded man during a protest, organized to mark 70th anniversary of Nakba, also known as Day of the Catastrophe in 1948, and against United States' plans to relocate the U.S. Embassy from Tel Aviv to Jerusalem, near Al Bureij Refugee Camp at Gaza-Israel border on May 14, 2018. ( Hassan Jedi - Anadolu Agency )

GAZA CITY, GAZA - MAY 14: Palestinians carry a wounded man during a protest, organized to mark 70th anniversary of Nakba, also known as Day of the Catastrophe in 1948, and against United States' plans to relocate the U.S. Embassy from Tel Aviv to Jerusalem, near Al Bureij Refugee Camp at Gaza-Israel border on May 14, 2018. ( Hassan Jedi - Anadolu Agency )

GAZA CITY, GAZA - MAY 14: Palestinians carry a wounded man during a protest, organized to mark 70th anniversary of Nakba, also known as Day of the Catastrophe in 1948, and against United States' plans to relocate the U.S. Embassy from Tel Aviv to Jerusalem, near Al Bureij Refugee Camp at Gaza-Israel border on May 14, 2018. ( Hassan Jedi - Anadolu Agency )

GAZA CITY, GAZA - MAY 14: Palestinians carry a wounded man during a protest, organized to mark 70th anniversary of Nakba, also known as Day of the Catastrophe in 1948, and against United States' plans to relocate the U.S. Embassy from Tel Aviv to Jerusalem, near Al Bureij Refugee Camp at Gaza-Israel border on May 14, 2018. ( Hassan Jedi - Anadolu Agency )

GAZA CITY, GAZA - MAY 14: Palestinians carry a wounded man during a protest, organized to mark 70th anniversary of Nakba, also known as Day of the Catastrophe in 1948, and against United States' plans to relocate the U.S. Embassy from Tel Aviv to Jerusalem, near Al Bureij Refugee Camp at Gaza-Israel border on May 14, 2018. ( Hassan Jedi - Anadolu Agency )

GAZA CITY, GAZA - MAY 14: Palestinians carry a wounded man during a protest, organized to mark 70th anniversary of Nakba, also known as Day of the Catastrophe in 1948, and against United States' plans to relocate the U.S. Embassy from Tel Aviv to Jerusalem, near Al Bureij Refugee Camp at Gaza-Israel border on May 14, 2018. ( Hassan Jedi - Anadolu Agency )

GAZA CITY, GAZA - MAY 14: Palestinians carry a wounded man during a protest, organized to mark 70th anniversary of Nakba, also known as Day of the Catastrophe in 1948, and against United States' plans to relocate the U.S. Embassy from Tel Aviv to Jerusalem, near Al Bureij Refugee Camp at Gaza-Israel border on May 14, 2018. ( Hassan Jedi - Anadolu Agency )

GAZA CITY, GAZA - MAY 14: Palestinians carry a wounded man during a protest, organized to mark 70th anniversary of Nakba, also known as Day of the Catastrophe in 1948, and against United States' plans to relocate the U.S. Embassy from Tel Aviv to Jerusalem, near Al Bureij Refugee Camp at Gaza-Israel border on May 14, 2018. ( Hassan Jedi - Anadolu Agency )

GAZA CITY, GAZA - MAY 14: Palestinians carry a wounded man during a protest, organized to mark 70th anniversary of Nakba, also known as Day of the Catastrophe in 1948, and against United States' plans to relocate the U.S. Embassy from Tel Aviv to Jerusalem, near Al Bureij Refugee Camp at Gaza-Israel border on May 14, 2018. ( Hassan Jedi - Anadolu Agency )

GAZA CITY, GAZA - MAY 14: A Palestinian carries a wounded during a protest, organized to mark 70th anniversary of Nakba, also known as Day of the Catastrophe in 1948, and against United States' plans to relocate the U.S. Embassy from Tel Aviv to Jerusalem, near Al Bureij Refugee Camp at Gaza-Israel border on May 14, 2018. ( Hassan Jedi - Anadolu Agency )

GAZA CITY, GAZA - MAY 14: A Palestinian carries a wounded woman during a protest, organized to mark 70th anniversary of Nakba, also known as Day of the Catastrophe in 1948, and against United States' plans to relocate the U.S. Embassy from Tel Aviv to Jerusalem, near Al Bureij Refugee Camp at Gaza-Israel border on May 14, 2018. ( Hassan Jedi - Anadolu Agency )

GAZA CITY, GAZA - MAY 14: Israeli security forces intervene Palestinians with tear gas during a protest, organized to mark 70th anniversary of Nakba, also known as Day of the Catastrophe in 1948, and against United States' plans to relocate the U.S. Embassy from Tel Aviv to Jerusalem, near Al Bureij Refugee Camp at Gaza-Israel border on May 14, 2018. ( Hassan Jedi - Anadolu Agency )

GAZA CITY, GAZA - MAY 14: Israeli security forces intervene Palestinians during a protest, organized to mark 70th anniversary of Nakba, also known as Day of the Catastrophe in 1948, and against United States' plans to relocate the U.S. Embassy from Tel Aviv to Jerusalem, near Al Bureij Refugee Camp at Gaza-Israel border on May 14, 2018. ( Hassan Jedi - Anadolu Agency )

GAZA CITY, GAZA - MAY 14: Palestinians carry a wounded man during a protest, organized to mark 70th anniversary of Nakba, also known as Day of the Catastrophe in 1948, and against United States' plans to relocate the U.S. Embassy from Tel Aviv to Jerusalem, near Al Bureij Refugee Camp at Gaza-Israel border on May 14, 2018. ( Hassan Jedi - Anadolu Agency )

GAZA CITY, GAZA - MAY 14: Palestinians stage a protest, organized to mark 70th anniversary of Nakba, also known as Day of the Catastrophe in 1948, and against United States' plans to relocate the U.S. Embassy from Tel Aviv to Jerusalem, near Al Bureij Refugee Camp at Gaza-Israel border on May 14, 2018. ( Hassan Jedi - Anadolu Agency )

GAZA CITY, GAZA - MAY 14: Palestinians stage a protest, organized to mark 70th anniversary of Nakba, also known as Day of the Catastrophe in 1948, and against United States' plans to relocate the U.S. Embassy from Tel Aviv to Jerusalem, near Al Bureij Refugee Camp at Gaza-Israel border on May 14, 2018. ( Hassan Jedi - Anadolu Agency )

KHAN YUNIS, GAZA - MAY 14: Palestinians carry an injured protestors after Israel's intervention during a protest, organized to mark 70th anniversary of Nakba, also known as Day of the Catastrophe in 1948, and against United States' plans to relocate the U.S. Embassy from Tel Aviv to Jerusalem, near Gaza-Israel border in Khan Yunis, Gaza on May 14, 2018. ( Mustafa Hassona - Anadolu Agency )

KHAN YUNIS, GAZA - MAY 14: Palestinians carry an injured protestors after Israel's intervention during a protest, organized to mark 70th anniversary of Nakba, also known as Day of the Catastrophe in 1948, and against United States' plans to relocate the U.S. Embassy from Tel Aviv to Jerusalem, near Gaza-Israel border in Khan Yunis, Gaza on May 14, 2018. ( Mustafa Hassona - Anadolu Agency )

KHAN YUNIS, GAZA - MAY 14: Palestinians carry an injured protestors after Israel's intervention during a protest, organized to mark 70th anniversary of Nakba, also known as Day of the Catastrophe in 1948, and against United States' plans to relocate the U.S. Embassy from Tel Aviv to Jerusalem, near Gaza-Israel border in Khan Yunis, Gaza on May 14, 2018. ( Mustafa Hassona - Anadolu Agency )

KHAN YUNIS, GAZA - MAY 14: Palestinians carry an injured protestors after Israel's intervention during a protest, organized to mark 70th anniversary of Nakba, also known as Day of the Catastrophe in 1948, and against United States' plans to relocate the U.S. Embassy from Tel Aviv to Jerusalem, near Gaza-Israel border in Khan Yunis, Gaza on May 14, 2018. ( Mustafa Hassona - Anadolu Agency )

KHAN YUNIS, GAZA - MAY 14: An injured Palestinian receives treatment after Israel's intervention during a protest, organized to mark 70th anniversary of Nakba, also known as Day of the Catastrophe in 1948, and against United States' plans to relocate the U.S. Embassy from Tel Aviv to Jerusalem, near Gaza-Israel border in Khan Yunis, Gaza on May 14, 2018. ( Mustafa Hassona - Anadolu Agency )

KHAN YUNIS, GAZA - MAY 14: Palestinians carry an injured protestors after Israel's intervention during a protest, organized to mark 70th anniversary of Nakba, also known as Day of the Catastrophe in 1948, and against United States' plans to relocate the U.S. Embassy from Tel Aviv to Jerusalem, near Gaza-Israel border in Khan Yunis, Gaza on May 14, 2018. ( Mustafa Hassona - Anadolu Agency )

KHAN YUNIS, GAZA - MAY 14: Palestinians carry an injured protestors after Israel's intervention during a protest, organized to mark 70th anniversary of Nakba, also known as Day of the Catastrophe in 1948, and against United States' plans to relocate the U.S. Embassy from Tel Aviv to Jerusalem, near Gaza-Israel border in Khan Yunis, Gaza on May 14, 2018. ( Mustafa Hassona - Anadolu Agency )

KHAN YUNIS, GAZA - MAY 14: Palestinians set tires on fire in response to Israel's intervention during a protest, organized to mark 70th anniversary of Nakba, also known as Day of the Catastrophe in 1948, and against United States' plans to relocate the U.S. Embassy from Tel Aviv to Jerusalem, near Gaza-Israel border in Khan Yunis, Gaza on May 14, 2018. ( Mustafa Hassona - Anadolu Agency )

KHAN YUNIS, GAZA - MAY 14: Palestinians set tires on fire in response to Israel's intervention during a protest, organized to mark 70th anniversary of Nakba, also known as Day of the Catastrophe in 1948, and against United States' plans to relocate the U.S. Embassy from Tel Aviv to Jerusalem, near Gaza-Israel border in Khan Yunis, Gaza on May 14, 2018. ( Mustafa Hassona - Anadolu Agency )

KHAN YUNIS, GAZA - MAY 14: Palestinians set tires on fire in response to Israel's intervention during a protest, organized to mark 70th anniversary of Nakba, also known as Day of the Catastrophe in 1948, and against United States' plans to relocate the U.S. Embassy from Tel Aviv to Jerusalem, near Gaza-Israel border in Khan Yunis, Gaza on May 14, 2018. ( Mustafa Hassona - Anadolu Agency )

KHAN YUNIS, GAZA - MAY 14: Palestinians set tires on fire in response to Israel's intervention during a protest, organized to mark 70th anniversary of Nakba, also known as Day of the Catastrophe in 1948, and against United States' plans to relocate the U.S. Embassy from Tel Aviv to Jerusalem, near Gaza-Israel border in Khan Yunis, Gaza on May 14, 2018. ( Mustafa Hassona - Anadolu Agency )

KHAN YUNIS, GAZA - MAY 14: Palestinians set tires on fire in response to Israel's intervention during a protest, organized to mark 70th anniversary of Nakba, also known as Day of the Catastrophe in 1948, and against United States' plans to relocate the U.S. Embassy from Tel Aviv to Jerusalem, near Gaza-Israel border in Khan Yunis, Gaza on May 14, 2018. ( Mustafa Hassona - Anadolu Agency )

KHAN YUNIS, GAZA - MAY 14: Palestinians set tires on fire in response to Israel's intervention during a protest, organized to mark 70th anniversary of Nakba, also known as Day of the Catastrophe in 1948, and against United States' plans to relocate the U.S. Embassy from Tel Aviv to Jerusalem, near Gaza-Israel border in Khan Yunis, Gaza on May 14, 2018. ( Mustafa Hassona - Anadolu Agency )

KHAN YUNIS, GAZA - MAY 14: Palestinians set tires on fire in response to Israel's intervention during a protest, organized to mark 70th anniversary of Nakba, also known as Day of the Catastrophe in 1948, and against United States' plans to relocate the U.S. Embassy from Tel Aviv to Jerusalem, near Gaza-Israel border in Khan Yunis, Gaza on May 14, 2018. ( Mustafa Hassona - Anadolu Agency )

KHAN YUNIS, GAZA - MAY 14: Palestinians set tires on fire in response to Israel's intervention during a protest, organized to mark 70th anniversary of Nakba, also known as Day of the Catastrophe in 1948, and against United States' plans to relocate the U.S. Embassy from Tel Aviv to Jerusalem, near Gaza-Israel border in Khan Yunis, Gaza on May 14, 2018. ( Mustafa Hassona - Anadolu Agency )

KHAN YUNIS, GAZA - MAY 14: Palestinians set tires on fire in response to Israel's intervention during a protest, organized to mark 70th anniversary of Nakba, also known as Day of the Catastrophe in 1948, and against United States' plans to relocate the U.S. Embassy from Tel Aviv to Jerusalem, near Gaza-Israel border in Khan Yunis, Gaza on May 14, 2018. ( Mustafa Hassona - Anadolu Agency )

KHAN YUNIS, GAZA - MAY 14: Palestinians set tires on fire in response to Israel's intervention during a protest, organized to mark 70th anniversary of Nakba, also known as Day of the Catastrophe in 1948, and against United States' plans to relocate the U.S. Embassy from Tel Aviv to Jerusalem, near Gaza-Israel border in Khan Yunis, Gaza on May 14, 2018. ( Mustafa Hassona - Anadolu Agency )

KHAN YUNIS, GAZA - MAY 14: Palestinians set tires on fire in response to Israel's intervention during a protest, organized to mark 70th anniversary of Nakba, also known as Day of the Catastrophe in 1948, and against United States' plans to relocate the U.S. Embassy from Tel Aviv to Jerusalem, near Gaza-Israel border in Khan Yunis, Gaza on May 14, 2018. ( Mustafa Hassona - Anadolu Agency )

KHAN YUNIS, GAZA - MAY 14: Palestinians set tires on fire in response to Israel's intervention during a protest, organized to mark 70th anniversary of Nakba, also known as Day of the Catastrophe in 1948, and against United States' plans to relocate the U.S. Embassy from Tel Aviv to Jerusalem, near Gaza-Israel border in Khan Yunis, Gaza on May 14, 2018. ( Mustafa Hassona - Anadolu Agency )

KHAN YUNIS, GAZA - MAY 14: Palestinians set tires on fire in response to Israel's intervention during a protest, organized to mark 70th anniversary of Nakba, also known as Day of the Catastrophe in 1948, and against United States' plans to relocate the U.S. Embassy from Tel Aviv to Jerusalem, near Gaza-Israel border in Khan Yunis, Gaza on May 14, 2018. ( Mustafa Hassona - Anadolu Agency )

KHAN YUNIS, GAZA - MAY 14: Palestinian women lie on the ground after Israel's intervention during a protest, organized to mark 70th anniversary of Nakba, also known as Day of the Catastrophe in 1948, and against United States' plans to relocate the U.S. Embassy from Tel Aviv to Jerusalem, near Gaza-Israel border in Khan Yunis, Gaza on May 14, 2018. ( Ashraf Amra - Anadolu Agency )

KHAN YUNIS, GAZA - MAY 14: Palestinians carry a wounded man during a protest, organized to mark 70th anniversary of Nakba, also known as Day of the Catastrophe in 1948, and against United States' plans to relocate the U.S. Embassy from Tel Aviv to Jerusalem, near Gaza-Israel border in Khan Yunis, Gaza on May 14, 2018. ( Ashraf Amra - Anadolu Agency )

KHAN YUNIS, GAZA - MAY 14: Palestinians carry a wounded man during a protest, organized to mark 70th anniversary of Nakba, also known as Day of the Catastrophe in 1948, and against United States' plans to relocate the U.S. Embassy from Tel Aviv to Jerusalem, near Gaza-Israel border in Khan Yunis, Gaza on May 14, 2018. ( Ashraf Amra - Anadolu Agency )

KHAN YUNIS, GAZA - MAY 14: A Palestinian throws a gas can back to Israeli security forces during a protest, organized to mark 70th anniversary of Nakba, also known as Day of the Catastrophe in 1948, and against United States' plans to relocate the U.S. Embassy from Tel Aviv to Jerusalem, near Gaza-Israel border in Khan Yunis, Gaza on May 14, 2018. ( Ashraf Amra - Anadolu Agency )

KHAN YUNIS, GAZA - MAY 14: A Palestinian throws a gas can back to Israeli security forces during a protest, organized to mark 70th anniversary of Nakba, also known as Day of the Catastrophe in 1948, and against United States' plans to relocate the U.S. Embassy from Tel Aviv to Jerusalem, near Gaza-Israel border in Khan Yunis, Gaza on May 14, 2018. ( Ashraf Amra - Anadolu Agency )

KHAN YUNIS, GAZA - MAY 14: Palestinians set tire on fire in response to Israel's intervention during a protest, organized to mark 70th anniversary of Nakba, also known as Day of the Catastrophe in 1948, and against United States' plans to relocate the U.S. Embassy from Tel Aviv to Jerusalem, near Gaza-Israel border in Khan Yunis, Gaza on May 14, 2018. ( Ashraf Amra - Anadolu Agency )

KHAN YUNIS, GAZA - MAY 14: Palestinians set tire on fire in response to Israel's intervention during a protest, organized to mark 70th anniversary of Nakba, also known as Day of the Catastrophe in 1948, and against United States' plans to relocate the U.S. Embassy from Tel Aviv to Jerusalem, near Gaza-Israel border in Khan Yunis, Gaza on May 14, 2018. ( Ashraf Amra - Anadolu Agency )