Rep. Michele Bachmann (R-Minn.) jabbed Hillary Clinton's potential 2016 bid.
His backers think the black Republican and true political outsider could take down Clinton.
The New York governor is positioning himself as a social liberal and fiscal centrist.
Louisiana Senate hopeful Rob Maness takes a hard line on spending issues.
The Ky. senator proved he still captures the imagination of the GOP's libertarian-leaning wing.
The 2012 runner-up says conservatives need a positive message to win blue-collar workers.
He said national defense is "most important thing that the federal government does.”
"I hope ... we repent before we ever have to receive [God's] fiery judgment," he says.
“I think Hillary will run, and I think she will win,” says the New York senator.