PBS NewsHour - Season 42 Episode 186

Monday on the NewsHour, the acquittal of a white police officer for killing a black man spurs four days of protests in St. Louis. Also: An interview with Turkish President Recep Tayyip Erdogan, hundreds of thousands of Rohingya flee Myanmar for Bangladesh, a judge's take on the growing backlog of immigration cases, Hillary Clinton on why she lost Wisconsin and a grandma sets weightlifting records.