May 13, 2014 - 2:35 PM
Sen. Marco Rubio, R-Fla. arrives for a luncheon program at the National Press Club in Washington, Tuesday, May 13, 2014. Younger voters would face higher retirement ages but all Americans could join federal retirement accounts in a plan proposed Tuesday by Rubio in his latest in a series of national policy prescriptions. (AP Photo/Molly Riley)