Debate

Arizona Sen. John McCain, left, the Republican presidential nominee, responds to a question.  (Charles Dharapak / Associated Press)

Barack Obama answers a question from moderator Bob Schieffer.  (Win McNamee / Getty Images)

Democratic presidential nominee Barack Obama and his GOP rival, John McCain.  (Win McNamee / Getty Images)

Sen. Barack Obama smiles during the third and final presidential debate.  (Win McNamee / Getty Images)

Sen. John McCain gestures during the third presidential debate.  (Spencer Platt / Getty Images)

A man protests the war in Iraq as police stand guard during a demonstration outside the debate venue.  (Don Emmert AFP/Getty Images)

Protesters and police clash outside Hofstra University, the site of the third and final presidential debate.  (Don Emmert AFP/Getty Images)

This is the final debate before voters go to the polls in the 2008 general election.  (Win McNamee / Getty Images)

John McCain and Barack Obama stand with their wives after the debate.  (Win McNamee / Getty Images)