Despite rumors that Edwards would drop out of the race, or suspend his campaign, he announced he would continue.

NPR: Edwards Will Stay in Race Despite Wife's Cancer

But his call last month to suspend his campaign to focus on the financial crisis wasn't a good move, she said.

CNN: Candidates go negative but risk alienating voters

Former Massachusetts Governor Mitt Romney, who had a disappointing day on Super Tuesday, announced he would suspend his campaign for the Republican presidential nomination.

NPR: Conservatives a Test for McCain After Romney's Exit