Romney Rubio

March 28, 2012 - 10:26 PM
FILE - In this Feb. 9, 2012, file photo, Sen. Marco Rubio, R-Fla., addresses the Conservative Political Action Conference in Washington. Rubio endorsed Mitt Romney as the party's presidential nominee Wednesday, March 28, 2012, saying it's increasingly clear that Romney will win the nomination and that continuing the primary fight will only damage the effort to defeat President Barack Obama. (AP Photo/J. Scott Applewhite, File)