Craig Litten/AP
Democratic vice presidential candidate Sen. Joe Biden, D-Del., top right, has his picture taken with some of the crowd after campaigning at the University of South Florida in Tampa, Fla., Wednesday. BTW, Biden was introduced as "Sen. John McCain" at a Tampa event here.

Gerald Herbert/AP
Republican presidential candidate, Sen. John McCain, R-Ariz., kisses a baby during a rally in Bethlehem, Pa., Wednesday.

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