TOPSHOT - A Turkish woman  supporting the "No" vote in the upcoming constitutional referendum campaign waves a Turkish flag with a picture of modern Turkey's founder Mustafa Kemal Ataturk in front of Yeni Camii on April 12, 2017  during a campaign rally for the "yes"  in Istanbul's Eminonu district. 
The Turkish public will vote on April 16, 2017 on whether to change the current parliamentary system into an executive presidency.  / AFP PHOTO / BULENT KILIC        (Photo credit should read BULENT KILIC/AFP/Getty Images)