Republicans vs. Grover Norquist
Meet Grover Norquist's conservative archenemy. Frank Gaffney has claimed for a decade that Norquist is tied to the Muslim Brotherhood. Now, Michele Bachmann has reinvigorated his crusade to take down the man behind the no-new-taxes pledge. MSNBC’s Lawrence O’Donnell gets a report from The Huffington Post's Amanda Terkel.