On this edition of The Debate, former EU ambassador to Turkey Marc Pierini predicts that Erdogan would call either a snap election or a referendum to push through that constitutional change he wanted so badly.

The purge: Turkey failed coup prompts sharp backlash

On this edition of The Debate, former EU ambassador to Turkey Marc Pierini predicts that Erdogan would call either a snap election or a referendum to push through that constitutional change he wanted so badly.