Hardball with Chris Matthews 12/11/15

Civil war in the GOP

Donald Trump's taunting the party, saying he'll consider running as an independent if he's not treated well while Ben Carson is warning that if the party elites choose the nominee at a brokered convention, he's out, too. Democratic strategist Steve McMahon and Republican pollster Kellyanne Conway discuss. ... more Duration: {{video.duration.momentjs}}