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Arizona Senator John McCain gestures as he walks up to the podium during the Republican National Convention in Tampa, Fla., on Wednesday, Aug. 29, 2012. (AP Photo/Charles Dharapak)

Arizona Senator John McCain gestures as he walks up to the podium during the Republican National Convention in Tampa, Fla., on Wednesday, Aug. 29, 2012. (AP Photo/Charles Dharapak)

Republican National Convention

Highlights from the 2012 Republican National Convention in Tampa, Florida.