Erdogan’s iron grip challenged on eve of Turkey’s election

Even though Turkey’s President Tayyip Erdogan has acquired a fervent voter base since he became prime minister in 2003 and then president in 2014, opponents ahead of the election on Sunday are proving that his victory is no longer a sure thing. Soner Cagaptay, author of “The New Sultan: Erdogan and the Crisis of Modern Turkey,” talks to Hari Sreenivasan about growing resistance to the regime.