Former Mass. governor questions front-runner's conservative credentials
(NEWSER) - Mitt Romney took aim at John McCain's conservative credentials at a debate in California tonight, looking for a chink in the front-runner's armor less than a week before Super Tuesday, the AP reports. McCain, endorsed by Rudy Giuliani hours earlier, shrugged off the attack. The two also sparred on Iraq, with Romney denying he ever backed a timetable for withdrawal and accusing McCain of "dirty tricks" for suggesting he did. McCain insisted he's correct. More»