First broadcast: on BBC News Channel HDLatest broadcast: on BBC News
Stephen Sackur speaks to Ernest Moniz, a key figure in the Iran nuclear deal and the Paris climate change accord, about Donald Trump's U-turns. Show more
First broadcast: on BBC News EuropeLatest broadcast: on BBC News North America
Stephen Sackur speaks to Ernest Moniz, Energy Secretary in the Obama Administration and a key figure for the Iran nuclear deal and the Paris climate change accord. Show more