ISTANBUL, TURKEY - SEPTEMBER 21: Turkish soldiers perform a show with Sikorsky helicopter during the 'Teknofest Istanbul' Aerospace and Technology Festival on September 21, 2018 in Istanbul, Turkey. Teknofest Istanbul is being organized by the Turkey Technology Team Foundation (T3) and the Istanbul Metropolitan Municipality to promote and to showcase Turkey's rapid advance in technology on September 20-23 at the city’s new airport. ( Salih Zeki Fazlıoğlu - Anadolu Agency )

ISTANBUL, TURKEY - SEPTEMBER 21: Turkish Air Force’s flight demonstration team SOLOTURK performs during the 'Teknofest Istanbul' Aerospace and Technology Festival on September 21, 2018 in Istanbul, Turkey. Teknofest Istanbul is being organized by the Turkey Technology Team Foundation (T3) and the Istanbul Metropolitan Municipality to promote and to showcase Turkey's rapid advance in technology on September 20-23 at the city’s new airport. ( Salih Zeki Fazlıoğlu - Anadolu Agency )

ISTANBUL, TURKEY - SEPTEMBER 21: Turkish Air Force’s flight demonstration team SOLOTURK performs during the 'Teknofest Istanbul' Aerospace and Technology Festival on September 21, 2018 in Istanbul, Turkey. Teknofest Istanbul is being organized by the Turkey Technology Team Foundation (T3) and the Istanbul Metropolitan Municipality to promote and to showcase Turkey's rapid advance in technology on September 20-23 at the city’s new airport. ( Salih Zeki Fazlıoğlu - Anadolu Agency )

ISTANBUL, TURKEY - SEPTEMBER 21: Turkish Air Force’s flight demonstration team SOLOTURK performs during the 'Teknofest Istanbul' Aerospace and Technology Festival on September 21, 2018 in Istanbul, Turkey. Teknofest Istanbul is being organized by the Turkey Technology Team Foundation (T3) and the Istanbul Metropolitan Municipality to promote and to showcase Turkey's rapid advance in technology on September 20-23 at the city’s new airport. ( Salih Zeki Fazlıoğlu - Anadolu Agency )

ISTANBUL, TURKEY - SEPTEMBER 21: Turkish Stars, the aerobatic demonstration team of the Turkish Air Forces and "Boeing 777" of "Turkish Airlines" perform demonstration flight during the 'Teknofest Istanbul' Aerospace and Technology Festival on September 21, 2018 in Istanbul, Turkey. Teknofest Istanbul is being organized by the Turkey Technology Team Foundation (T3) and the Istanbul Metropolitan Municipality to promote and to showcase Turkey's rapid advance in technology on September 20-23 at the city’s new airport. ( Arif Hüdaverdi Yaman - Anadolu Agency )

ISTANBUL, TURKEY - SEPTEMBER 21: Turkish Air Force’s flight demonstration team SOLOTURK performs during the 'Teknofest Istanbul' Aerospace and Technology Festival on September 21, 2018 in Istanbul, Turkey. Teknofest Istanbul is being organized by the Turkey Technology Team Foundation (T3) and the Istanbul Metropolitan Municipality to promote and to showcase Turkey's rapid advance in technology on September 20-23 at the city’s new airport. ( Arif Hüdaverdi Yaman - Anadolu Agency )

ISTANBUL, TURKEY - SEPTEMBER 21: Turkish Air Force’s flight demonstration team SOLOTURK performs during the 'Teknofest Istanbul' Aerospace and Technology Festival on September 21, 2018 in Istanbul, Turkey. Teknofest Istanbul is being organized by the Turkey Technology Team Foundation (T3) and the Istanbul Metropolitan Municipality to promote and to showcase Turkey's rapid advance in technology on September 20-23 at the city’s new airport. ( Arif Hüdaverdi Yaman - Anadolu Agency )

ISTANBUL, TURKEY - SEPTEMBER 21: Turkish Air Force’s flight demonstration team SOLOTURK performs during the 'Teknofest Istanbul' Aerospace and Technology Festival on September 21, 2018 in Istanbul, Turkey. Teknofest Istanbul is being organized by the Turkey Technology Team Foundation (T3) and the Istanbul Metropolitan Municipality to promote and to showcase Turkey's rapid advance in technology on September 20-23 at the city’s new airport. ( Arif Hüdaverdi Yaman - Anadolu Agency )

ISTANBUL, TURKEY - SEPTEMBER 21: Turkish developed ATAK Helicopters perform during the 'Teknofest Istanbul' Aerospace and Technology Festival on September 21, 2018 in Istanbul, Turkey. Teknofest Istanbul is being organized by the Turkey Technology Team Foundation (T3) and the Istanbul Metropolitan Municipality to promote and to showcase Turkey's rapid advance in technology on September 20-23 at the city’s new airport. ( Arif Hüdaverdi Yaman - Anadolu Agency )

ISTANBUL, TURKEY - SEPTEMBER 21: Turkish developed ATAK Helicopters perform during the 'Teknofest Istanbul' Aerospace and Technology Festival on September 21, 2018 in Istanbul, Turkey. Teknofest Istanbul is being organized by the Turkey Technology Team Foundation (T3) and the Istanbul Metropolitan Municipality to promote and to showcase Turkey's rapid advance in technology on September 20-23 at the city’s new airport. ( Arif Hüdaverdi Yaman - Anadolu Agency )

ISTANBUL, TURKEY - SEPTEMBER 21: Turkish Stars, the aerobatic demonstration team of the Turkish Air Forces and "Boeing 777" of "Turkish Airlines" perform demonstration flight during the 'Teknofest Istanbul' Aerospace and Technology Festival on September 21, 2018 in Istanbul, Turkey. Teknofest Istanbul is being organized by the Turkey Technology Team Foundation (T3) and the Istanbul Metropolitan Municipality to promote and to showcase Turkey's rapid advance in technology on September 20-23 at the city’s new airport. ( Erhan Sevenler - Anadolu Agency )

ISTANBUL, TURKEY - SEPTEMBER 21: Turkish Stars, the aerobatic demonstration team of the Turkish Air Forces and "Boeing 777" of "Turkish Airlines" perform demonstration flight during the 'Teknofest Istanbul' Aerospace and Technology Festival on September 21, 2018 in Istanbul, Turkey. Teknofest Istanbul is being organized by the Turkey Technology Team Foundation (T3) and the Istanbul Metropolitan Municipality to promote and to showcase Turkey's rapid advance in technology on September 20-23 at the city’s new airport. ( Ahmet Dumanlı - Anadolu Agency )

ISTANBUL, TURKEY - SEPTEMBER 21: Turkish Stars, the aerobatic demonstration team of the Turkish Air Forces and "Boeing 777" of "Turkish Airlines" perform demonstration flight during the 'Teknofest Istanbul' Aerospace and Technology Festival on September 21, 2018 in Istanbul, Turkey. Teknofest Istanbul is being organized by the Turkey Technology Team Foundation (T3) and the Istanbul Metropolitan Municipality to promote and to showcase Turkey's rapid advance in technology on September 20-23 at the city’s new airport. ( Ahmet Dumanlı - Anadolu Agency )

ISTANBUL, TURKEY - SEPTEMBER 21: Turkish Stars, the aerobatic demonstration team of the Turkish Air Forces and "Boeing 777" of "Turkish Airlines" perform demonstration flight during the 'Teknofest Istanbul' Aerospace and Technology Festival on September 21, 2018 in Istanbul, Turkey. Teknofest Istanbul is being organized by the Turkey Technology Team Foundation (T3) and the Istanbul Metropolitan Municipality to promote and to showcase Turkey's rapid advance in technology on September 20-23 at the city’s new airport. ( Ahmet Dumanlı - Anadolu Agency )

ISTANBUL, TURKEY - SEPTEMBER 21: Turkish Stars, the aerobatic demonstration team of the Turkish Air Forces and "Boeing 777" of "Turkish Airlines" perform demonstration flight during the 'Teknofest Istanbul' Aerospace and Technology Festival on September 21, 2018 in Istanbul, Turkey. Teknofest Istanbul is being organized by the Turkey Technology Team Foundation (T3) and the Istanbul Metropolitan Municipality to promote and to showcase Turkey's rapid advance in technology on September 20-23 at the city’s new airport. ( Ahmet Dumanlı - Anadolu Agency )

ISTANBUL, TURKEY - SEPTEMBER 21: Turkish Stars, the aerobatic demonstration team of the Turkish Air Forces and "Boeing 777" of "Turkish Airlines" perform demonstration flight during the 'Teknofest Istanbul' Aerospace and Technology Festival on September 21, 2018 in Istanbul, Turkey. Teknofest Istanbul is being organized by the Turkey Technology Team Foundation (T3) and the Istanbul Metropolitan Municipality to promote and to showcase Turkey's rapid advance in technology on September 20-23 at the city’s new airport. ( Ahmet Dumanlı - Anadolu Agency )