A fresh round of clues arrived this week from two Republican lawmakers who are regularly asked about their desire to pursue their party's nomination in 2016. While each cited different reasons, both Sen. Marco Rubio of Florida and Sen. Ted Cruz of Texas say they're now more interested in running. Rubio says the current Senate gridlock is limiting his ability to advocate for the kind of policies he sees as critical for moving America forward and that the White House might be a better place for that. "I'll have to make a decision in 2016 either way, because I'm up...