Romney camp, super PAC share high-level aides

Mitt Romney's presidential campaign and the super PAC accepting million-dollar contributions to support him are barred by law from coordinating, yet they share many of the same top-level workers, a fact both groups have helped mask by paying high-level aides through companies that appear to exist largely as conduits to avoid disclosure.

Critics hit Romney job-creation record

Mitt Romney is fighting for votes in economically struggling Michigan by pointing to his job-creation record in Massachusetts for proof he can jump-start bad economies — but the drop in unemployment during his time as governor may be a result more of willing workers fleeing the state than from his own ability to spawn jobs.

Conservatives still hold 'anger' over Santorum backing of Specter

When Sen. Rick Santorum of Pennsylvania endorsed moderate Arlen Specter over conservative Pat Toomey in the state's GOP Senate primary in 2004, the head of the conservative Club for Growth predicted "our members won't forget that for a very long time."

Christie: Contested GOP convention is possible

New Jersey Gov. Chris Christie isn't ruling out the possibility that the topsy-turvy Republican presidential race ends up in a contested party convention this summer if former Massachusetts Gov. Mitt Romney loses Tuesday's Michigan primary.

Santorum: Obama's apology showed 'weakness'

Republican presidential hopeful Rick Santorum said President Obama's apology to Afghanistan for the burning of Korans on an American base demonstrates "weakness."

Romney makes no apologies for his cars

Former Massachusetts Gov. Mitt Romney, criticized by some for his unprompted comments Friday on the number of cars his family owns, said Sunday he can't please everyone on the campaign trail.

Arizona's Gov. Brewer endorses Romney

Arizona Gov. Jan Brewer endorsed Mitt Romney for the Republican presidential nomination on Sunday, saying he is the most electable candidate in the field.

Down to the wire in 2-man GOP race in Michigan

Republican Mitt Romney fought Saturday to prove he is the strongest challenger to President Obama, an increasingly difficult task given the tight race in his native state of Michigan against surging conservative Rick Santorum.

Santorum benefits from mistaken religious identity

Rick Santorum's political good fortune in the Republican presidential primaries has come about in large part because of his appeal to evangelicals. A Roman Catholic, he is a beneficiary of more than two decades of cooperation between conservative Protestants and Catholics who set aside theological differences for the common cause of the culture war.