MSNBC Live with Thomas Roberts 09/09/16

Johnson’s running mate defends the “What is Aleppo?” stumble

Libertarian presidential nominee, Gary Johnson’s mistake on “Morning Joe,” in which he didn’t know what Aleppo was has been a turning point in his campaign. Johnson’s Vice Presidential nominee, William Weld, joins MSNBC’s Thomas Roberts to discuss. ... more Duration: {{video.duration.momentjs}}