Republican presidential candidate businessman Herman Cain speaking to reporters in Milton, Georgia, Sunday, Oct. 2, 2011.
Republican presidential candidate Texas Gov. Rick Perry in Hampton, N.H., Saturday, Oct. 1, 2011.
Asbury Park Press/AP
Gov. Chris Christie (R-NJ) didn't lead on Sunday as to whether he'd run for president as he reviewed the National Guard in a stop in Sea Girt, N.J.
Herman Cain speaks before the Florida Straw Poll.
Rep. Michele Bachmann (left) and Texas Gov. Rick Perry (right)
Brian Chilson / AP
Former President Bill Clinton is greeted by well wishers Saturday as he arrives at a Little Rock, Ark., celebration of the 20th anniversary of his announcement that he would run for president of the United States.