![A Turkish Airlines stewardess poses at a terminal of the Istanbul\'s new airport prior to the official opening ceremony, in Istanbul, Turkey, Oct. 29, 2018. (Photo/Agencies)](http://www.ecns.cn/hd/2018/10/30/3f184ebd6b4e4463ad1dc7bae8b1e46a.jpg)
A Turkish Airlines stewardess poses at a terminal of the Istanbul's new airport prior to the official opening ceremony, in Istanbul, Turkey, Oct. 29, 2018. (Photo/Agencies)
![Turkish Airlines stewardesses pose at a terminal of the Istanbul\'s new airport prior to the official opening ceremony, in Istanbul, Turkey, Oct. 29, 2018. (Photo/Agencies)](http://www.ecns.cn/hd/2018/10/30/13f9ee00e55240d2aef51a5c1113faa2.jpg)
Turkish Airlines stewardesses pose at a terminal of the Istanbul's new airport prior to the official opening ceremony, in Istanbul, Turkey, Oct. 29, 2018. (Photo/Agencies)
![Turkish Airlines stewardesses pose at a terminal of the Istanbul\'s new airport prior to the official opening ceremony, in Istanbul, Turkey, Oct. 29, 2018. (Photo/Agencies)](http://www.ecns.cn/hd/2018/10/30/e7b57d7033794adb90a6cff3e2d0eca0.jpg)
Turkish Airlines stewardesses pose at a terminal of the Istanbul's new airport prior to the official opening ceremony, in Istanbul, Turkey, Oct. 29, 2018. (Photo/Agencies)
![Turkish Airlines stewardesses pose at a terminal of the Istanbul\'s new airport prior to the official opening ceremony, in Istanbul, Turkey, Oct. 29, 2018. (Photo/Agencies)](http://www.ecns.cn/hd/2018/10/30/2ce631a0b03a43e192ec842b2dfc48be.jpg)
Turkish Airlines stewardesses pose at a terminal of the Istanbul's new airport prior to the official opening ceremony, in Istanbul, Turkey, Oct. 29, 2018. (Photo/Agencies)
![Turkish Airlines stewardesses pose at a terminal of the Istanbul\'s new airport prior to the official opening ceremony, in Istanbul, Turkey, Oct. 29, 2018. (Photo/Agencies)](http://www.ecns.cn/hd/2018/10/30/c520a2795a25484fa2ec5de48dc39144.jpg)
Turkish Airlines stewardesses pose at a terminal of the Istanbul's new airport prior to the official opening ceremony, in Istanbul, Turkey, Oct. 29, 2018. (Photo/Agencies)
![Turkish Airlines stewardesses pose at a terminal of the Istanbul\'s new airport prior to the official opening ceremony, in Istanbul, Turkey, Oct. 29, 2018. (Photo/Agencies)](http://www.ecns.cn/hd/2018/10/30/e6901ada7dd34886bef26d068ebab756.jpg)
Turkish Airlines stewardesses pose at a terminal of the Istanbul's new airport prior to the official opening ceremony, in Istanbul, Turkey, Oct. 29, 2018. (Photo/Agencies)