Bernie has the momentum while Hillary's on the attack and there's a lot of noise right now about who progressive icon Elizabeth Warren will endorse. Which Democrat will she support? NBC News’ Kristen Welker and Democratic strategist Steve McMahon discuss.Jan. 15, 2016
UP NEXT
'They don't care if they lose the majority': Joe blasts GOP's 'bizarre' backward strategy
07:32
Post-Roe v. Wade horror stories 'absolutely' changing minds in Texas, Rep. Allred says
04:34
‘There’s a home for you’: Biden campaign courts anti-Trump Republicans
09:38
Obama 'terrified' Jen Psaki at first because he was 'larger than life'
08:09
Biden leads Trump among likely voters in new 2024 polling
12:51
Rep. Clyburn warns of ‘dark’ historic parallels of Trump comparing Biden Admin to Nazis