Lawrence O'Donnell explains why Paul Ryan let it be known in the middle of the tax fight that he plans to retire in 2018, and why Marco Rubio is threatening a "no" vote on the GOP tax bill.Dec. 15, 2017
UP NEXT
Anti-Semitic flyers target Atlanta Jewish neighborhoods
04:08
Lawrence: GOP's debt limit threat is biggest danger to America right now
06:39
'We can finish the job': White House previews Biden State of the Union
06:20
'It must stop!': TN Dems blast GOP Gov. for blocking federal HIV funds
10:27
Rep. Dingell on guns: Forefathers could never believe the danger we live in
02:43
Velshi: GOP debt limit threats could derail historic economic recovery