Ex-Energy Secretary Moniz breaks down challenges of nuclear negotiations with Iran

To discuss the U.S. nuclear negotiations with Iran, Amna Nawaz spoke with Ernest Moniz.

Trained as a nuclear physicist, he was the Energy Secretary during the Obama administration and was a chief architect and the lead technical negotiator of the 2015 Iran nuclear agreement.

He's now chief executive officer of the EFI Foundation, which focuses on energy policy. ...