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Members of the audience look on as U.S. President Barack Obama speaks as he debates Republican presidential nominee Mitt Romney during the second U.S. presidential debate in Hempstead

Members of the audience look on as U.S. President Barack Obama (R) speaks as he debates Republican presidential nominee Mitt Romney during the second U.S. presidential debate in Hempstead, New York October 16, 2012. REUTERS/Shannon Stapleton (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.