FILE - In this March 14, 2013, file photo, Sen. Marco Rubio, R-Fla., speaks at the 40th annual Conservative Political Action Conference in National Harbor, Md. (AP Photo/Manuel Balce Ce

 

              FILE - In this March 14, 2013, file photo, Sen. Marco Rubio, R-Fla., speaks at the 40th annual Conservative Political Action Conference in National Harbor, Md. (AP Photo/Manuel Balce Ce
FILE - In this March 14, 2013, file photo, Sen. Marco Rubio, R-Fla., speaks at the 40th annual Conservative Political Action Conference in National Harbor, Md. (AP Photo/Manuel Balce Ceneta, File)