The Last Word with Lawrence O'Donnell 08/01/17

New evidence of Trump's 'corrupt intent to impede investigation'?

Former federal prosecutor Paul Butler says if reports that Trump weighed in on his son's misleading statement about a meeting with Russians is true, there's evidence Trump participated in a cover-up. Peter Baker and Eli Stokols also join Lawrence O'Donnell. ... more Duration: {{video.duration.momentjs}}