Feisty Cain presses ahead with bid

Republican presidential candidate Herman Cain speaks at Hillsdale College in Hillsdale, Mich., Tuesday, Nov. 29, 2011. (AP Photo/Rick Osentoski)

November 30, 2011 9:20:10 AM PST
His campaign rocked anew, a feisty Herman Cain claimed a "groundswell of positive support" from backers on Wednesday and accused critics of trying to derail his White House bid as he worked to stem the fallout from allegations of a 13-year extramarital affair.