PBS NewsHour - Season 42 Episode 144

Thursday on the NewsHour, President Trump goes public with regret over his choice for attorney general, while blasting the FBI and special counsel investigating Russia. Also: U.S. scraps a plan to arm Syrian rebels, how the Obama administration tried to safeguard state election systems, a crisis of war, cholera and famine in Yemen and Laura Poitras on her documentaries about Assange and Snowden.