MADISON, Wisc. -- Wisconsin Gov. Scott Walker announced on social media Monday morning that he's running for president, tweeting "I'm in." Walker, a Republican who built a national profile largely due ...

Three potential Republican presidential contenders split on the Senate’s immigration vote on Wednesday afternoon, highlighting divisions within the party that could echo in 2016. {mosads}Sen. Marco ...

Sen. Rand Paul, R-Ky., announced today that he will seek the 2016 GOP presidential nomination. "I have a message — a message that is loud and clear and does not mince words," he told supporters in ...

GOP 2016 Hopefuls Carly Fiorina, Ben Carson, Mike Huckabee Gain Ground in WSJ/NBC News Poll Mike Huckabee, Ben Carson and Carly Fiorina all gained significant ground with Republican primary voters in ...