SANLIURFA, TURKEY - JUNE 24: People gather at the borderline between Turkey and Syria in Sanliurfa province on June 24, 2015 as smoke rises from the Syrian border town of Kobani (Ayn al-Arab) during the clashes between Daesh militants and and Kurdish armed groups. (Halil Fidan - Anadolu Agency)

SANLIURFA, TURKEY - JUNE 24: People look on at the borderline between Turkey and Syria in Sanliurfa province on June 24, 2015 as smoke rises from the Syrian border town of Kobani (Ayn al-Arab) during the clashes between Daesh militants and and Kurdish armed groups. (Halil Fidan - Anadolu Agency)

SANLIURFA, TURKEY - JUNE 24: Turkish soldiers prevent people from crossing into Syria at the borderline between Turkey and Syria in Sanliurfa province on June 24, 2015 as clashes between Daesh militants and and Kurdish armed groups continue in the Syrian border town of Kobani (Ayn al-Arab). (Halil Fidan - Anadolu Agency)

SANLIURFA, TURKEY - JUNE 25 : A picture taken from Suruc district of Turkey's Sanliurfa province shows people seen at Turkish border as smoke trails over during the clashes between Daesh (Islamic State of Iraq and the Levant) terrorists and Kurdish armed groups were getting intense in the Syrian border town of Kobani (Ayn al-Arab), on June 25, 2015 in Sanliurfa, Turkey. (Halil Fidan - Anadolu Agency)

SANLIURFA, TURKEY - JUNE 25 : A picture taken from Suruc district of Turkey's Sanliurfa province shows people seen at Turkish border as smoke trails over during the clashes between Daesh (Islamic State of Iraq and the Levant) terrorists and Kurdish armed groups were getting intense in the Syrian border town of Kobani (Ayn al-Arab), on June 25, 2015 in Sanliurfa, Turkey. (Halil Fidan - Anadolu Agency)

SANLIURFA, TURKEY - JUNE 25 : A picture taken from Suruc district of Turkey's Sanliurfa province shows people seen at Turkish border as smoke trails over during the clashes between Daesh (Islamic State of Iraq and the Levant) terrorists and Kurdish armed groups were getting intense in the Syrian border town of Kobani (Ayn al-Arab), on June 25, 2015 in Sanliurfa, Turkey. (Halil Fidan - Anadolu Agency)

SANLIURFA, TURKEY - JUNE 25 : A picture taken from Suruc district of Turkey's Sanliurfa province shows Turkish soldiers distribute water to a group of Syrians waiting at Syrian side of Turkish border during the clashes between DAESH (Islamic State of Iraq and the Levant) terrorists and Kurdish armed groups were getting intense in the Syrian border town of Kobani (Ayn al-Arab), on June 25, 2015 in Sanliurfa, Turkey. (Halil Fidan - Anadolu Agency)

SANLIURFA, TURKEY - JUNE 25 : A picture taken from Suruc district of Turkey's Sanliurfa province shows Turkish soldiers distribute water to a group of Syrians waiting at Syrian side of Turkish border during the clashes between DAESH (Islamic State of Iraq and the Levant) terrorists and Kurdish armed groups were getting intense in the Syrian border town of Kobani (Ayn al-Arab), on June 25, 2015 in Sanliurfa, Turkey. (Halil Fidan - Anadolu Agency)

SANLIURFA, TURKEY - JUNE 25 : A picture taken from Suruc district of Turkey's Sanliurfa province shows Turkish soldiers distribute water to a group of Syrians waiting at Syrian side of Turkish border during the clashes between DAESH (Islamic State of Iraq and the Levant) terrorists and Kurdish armed groups were getting intense in the Syrian border town of Kobani (Ayn al-Arab), on June 25, 2015 in Sanliurfa, Turkey. (Halil Fidan - Anadolu Agency)

SANLIURFA, TURKEY - JUNE 25 : A picture taken from Suruc district of Turkey's Sanliurfa province shows Turkish soldiers distribute water to a group of Syrians waiting at Syrian side of Turkish border during the clashes between DAESH (Islamic State of Iraq and the Levant) terrorists and Kurdish armed groups were getting intense in the Syrian border town of Kobani (Ayn al-Arab), on June 25, 2015 in Sanliurfa, Turkey. (Halil Fidan - Anadolu Agency)