Reelecting Obama an enormous challenge, says CBC chairmanBy Michael O'Brien 01/10/11 02:02 PM ET President Obama's reelection in 2012 won't be easy, the chairman of the Congressional Black Caucus (CBC) says. Rep. Emanuel Cleaver (D-Mo.), the new chairman of the CBC, told the group IMPACT to expect a bruising fight to secure the president a second term. "It's realistic for our party to understand the enormous challenge we're going to have, to get him back in the White House in 2012," Cleaver told the group, as reported on Monday by NBC's Washington affiliate. "It will not be a landslide or...