<p>Republican presidential candidate, former Massachusetts Gov. Mitt Romney and his wife Ann Romney wave at his election night party in Novi, Mich., Tuesday, Feb. 28, 2012. (AP Photo/Carlos Osorio)</p>
February 29, 2012
Stories this photo appears in:
February 29, 2012 8:15 p.m.
Michigan win won't end Romney's challenge
Mitt Romney's come-from-behind win in his native Michigan, and his easy victory in Arizona, are obviously good news for the former Massachusetts governor. But they won't resolve the knottiest problems vexing the Republican Party's presidential race, which has become angrier in recent weeks.