Republican presidential candidate Mitt Romney waves to supporters Tuesday during a primary night gathering at the Suburban Collections Showplace in Novi, Mich. Justin Sullivan/Getty Images hide caption

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Mitt Romney campaigns with Puerto Rican Gov. Luis Fortuno at Lanco Paint Co. in Orlando, Fla., last month. The Puerto Rico's March 18 primary could be a significant source of delegates for the GOP candidates. Charles Dharapak/AP hide caption

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Betty Kay Price, 64, is an artist originally from Texas. She agrees Jackson, Mich., was hard hit by the failing auto industry but thinks the government should have been more cautious before getting involved. Becky Lettenberger/NPR hide caption

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The Medal of Honor is held by a military honor guard at the White House last September, when President Obama awarded the medal to Marine Cpl. Dakota Meyer, 23, from Greensburg, Ky., for his actions in Afghanistan. The Supreme Court is now deciding if those who falsely claim to have won such military awards can be prosecuted for lying. Charles Dharapak/AP hide caption

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Mitt Romney at the opening ceremony of the 2002 Winter Olympics in Salt Lake City. Roberto Schmidt/AFP/Getty Images hide caption

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A man commutes to work on the New York City subway while enjoying breakfast in 2005. A New York state senator has proposed a law that would ban eating on the subway, in hopes of driving away rats. Shiho Fukada/AP hide caption

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Rick Santorum stops to sign a photograph after speaking at the Economic Club of Detroit on Thursday. It marked one of Santorum's first campaign events in Michigan, which holds its Republican primary Feb. 28. Paul Sancya/Associated Press hide caption

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Couples Gretchen Grappone and Rose Wiant (left). and Wendy Waterstrat and Holly Henshaw hold hands before their civil union, in front of the Statehouse in Concord, N.H., on Jan. 1, 2008. Steven Senne/AP hide caption

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