NOW With Alex Wagner 07/04/12

Obama launches 'Betting on America' bus tour

The Nation’s Ari Melber sits in for MSNBC host Alex Wagner for an update on the 2012 presidential elections after President Obama on Thursday hosted the first town hall of his new bus tour. MSNBC host Steve Kornacki, MSNBC Political Analyst Richard ... more Duration: {{video.duration.momentjs}}