Many experts say reducing mortgage principal can help troubled homeowners avoid foreclosure and stay in their homes. But the regulator who oversees two of the nation's largest mortgage holders, Fannie Mae and Freddie Mac, has rejected the idea.
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U.S. swimmers Conor Dwyer (left), Michael Phelps, Ryan Lochte, Ricky Berens poses on the podium with their gold medals after winning the men's 4x200m freestyle relay final at the London 2012 Olympic Games.
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