Turkish President Recep Tayyip Erdogan speaks to the media before departing for Warsaw to attend NATO 2016 Warsaw Summit, at the Ataturk International Airport, in Istanbul, Turkey.

Turkish President Recep Tayyip Erdogan speaks to the media before departing for Warsaw to attend NATO 2016 Warsaw Summit, at the Ataturk International Airport, in Istanbul, Turkey.

Turkish President Recep Tayyip Erdogan speaks to the media before departing for Warsaw to attend NATO 2016 Warsaw Summit, at the Ataturk International Airport, in Istanbul, Turkey.

Turkish President Recep Tayyip Erdogan speaks to the media before departing for Warsaw to attend NATO 2016 Warsaw Summit, at the Ataturk International Airport, in Istanbul, Turkey.