Photos of the day January 8, 2012
Former Pennsylvania Sen. Rick Santorum, left, and former Massachusetts Gov. Mitt Romney spar during a Republican presidential candidate debate at the Capitol Center for the Arts in Concord, N.H., Sunday, Jan. 8, 2012. (AP Photo/Charles Krupa)
A collection of the best photos from around the world updated throughout the day Jan. 8, 2012.
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