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U.S. Republican presidential nominee Romney and U.S. President Obama speak directly to each other during the second U.S. presidential debate in Hempstead

U.S. Republican presidential nominee Mitt Romney (L) and U.S. President Barack Obama speak directly to each other during the second U.S. presidential debate in Hempstead, New York, October 16, 2012. REUTERS/Mike Segar (UNITED STATES - Tags: POLITICS ELECTIONS USA PRESIDENTIAL ELECTION)

Presidential debates

President Barack Obama and Republican presidential candidate and former Massachusetts Gov. Mitt Romney squared off in their final debate on Mon., Oct. 22.