FILE - In this Aug. 30, 2012, file photo, Florida Sen. Marco Rubio addresses the Republican National Convention in Tampa, Fla. Dozens of celebrities, elected officials, and others are b

 

              FILE - In this Aug. 30, 2012, file photo, Florida Sen. Marco Rubio addresses the Republican National Convention in Tampa, Fla. Dozens of celebrities, elected officials, and others are b
FILE - In this Aug. 30, 2012, file photo, Florida Sen. Marco Rubio addresses the Republican National Convention in Tampa, Fla. Dozens of celebrities, elected officials, and others are blitzing through battleground states in the White House race’s final days. Their goal: give the presidential campaigns a daily presence in key states even when the men at the top of the ticket (and their running mates) pitch for votes elsewhere. (AP Photo/J. Scott Applewhite, File)