MSNBC's Lawrence O'Donnell looks back to his interview with Joe Biden 13 years ago when the then-vice president made a compelling argument for his current reelection campaign, and the political wisdom Pres. Biden and others gained from knowing Sen. Daniel Patrick Moynihan as revealed in a new PBS documentary about the late senator. » Subscribe to MSNBC: youtube.com/msnbc Download our new MSNBC app for the latest breaking news and daily headlines at a glance: msnbc.com/information/download-msnbc-app-n1241692 Follow MSNBC Show Blogs MaddowBlog: msnbc.com/maddowblog ReidOut Blog: msnbc.com/reidoutblog MSNBC delivers breaking news, in-depth analysis of politics headlines, as well as commentary and informed perspectives. Find video clips and segments from The Rachel Maddow Show, Morning Joe, The Beat with Ari Melber, Deadline: White House, The ReidOut, All In, Last Word, 11th Hour, and Alex Wagner who brings her breadth of reporting expe...