Amanpour: Barham Salih, Warren Binford and Frank Langfitt

Barham Salih, the Iraqi President, sits down with Christiane Amanpour to discuss rebuilding Iraq after sanctions, the 2003 invasion and the devastation of ISIS. Warren Binford, professor of law at Willamette University, gives her take on the controversial child detention centers on the U.S-Mexico border. Our Hari Sreenivasan talks to Frank Langfitt, author of "The Shanghai Free Taxi", about moving to China and creating a free taxi service powered by the exchange of conversations instead of money.

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