MSNBC’s Thomas Roberts talks to political power panel: Ari Melber, MSNBC Contributor and Correspondent for the Nation, Chip Saltsman, Republican Strategist and former Campaign Manager for Mike Huckabee, and Joy-Ann Reid, MSNBC Contributor and Managing Editor of the Grio, about Michelle Bachmann’s endorsement of Mitt Romney, and Newt Gingrich’s lukewarm support of his former rival.May 3, 2012