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The second presidential debate

Republican presidential candidate Mitt Romney and U.S. President Barack Obama shake hands following the second presidential debate at Hofstra University in Hempstead, New York, on Tuesday, October 16, moderated by CNN's Candy Crowley. <a href='http://www.cnn.com/2012/10/03/politics/gallery/first-presidential-debate/index.html'>See the best photos of the first presidential debate.</a>

Republican presidential candidate Mitt Romney and U.S. President Barack Obama shake hands following the second presidential debate at Hofstra University in Hempstead, New York, on Tuesday, October 16, moderated by CNN's Candy Crowley. See the best photos of the first presidential debate.