Exclusive Interview With Marco Rubio: GOP Rising Star Hints at VP Spot

Marco Rubio is the biggest Republican star in Congress -- conservatives started talking a "Rubio 2012" presidential campaign even before he was elected senator -- but, like Hillary Clinton when she first came to the Senate, he has refused all national television interviews since being elected. Until now. ABC News embedded with Sen. Rubio -- in the cramped basement office he calls "the bunker" and with tea party activists in Florida -- for a rare behind-the-scenes look at the life of...Full Story