MSNBC Live with Tamron Hall 12/23/15

Trump spokesperson responds to vulgar comments

A new poll has Donald Trump leading nearly 30 points ahead of Ben Carson and Ted Cruz amid him being under fire for several off-color comments about Hillary Clinton at one of his rallies. Trump Campaign National Spokesperson Katrina Pierson joins Tamron Hall on MSNBC. ... more Duration: {{video.duration.momentjs}}