elections

A particular email drew scrutiny into whether Hillary Clinton had directed an aide to send secure material over an unsecure fax. And more emails from controversial adviser Sidney Blumenthal surface.

Political columnists David Brooks of The New York Times and E.J. Dionne of the Washington Post join NPR's Kelly McEvers to discuss the latest in the gun regulations debate, and Marco Rubio's tactics to compete for Ted Cruz votes.

The Republican front-runner stopped in one of the most liberal states in the country for a raucous rally.

For a while, the president's plan for increasing vehicles' fuel efficiency worked; he said it would save money and reduce carbon pollution. Then came cheap gas, and the improvements have stalled.

With Ted Cruz and Donald Trump racing for first place in next month's primary, Bush and Rubio are vying for third, which would give them momentum going in to the New Hampshire primary.

Presidential candidate Gov. Chris Christie is afforded around-the-clock protection by state troopers regardless of where he is or the nature of his travels. His spokesman won't say who is paying.

With less than a month to go until the Iowa caucuses, TV watchers in the state are seeing a lot of campaign ads. The messages in those ads reveal the dynamics of the race there among Republicans.

"Will the folks on Wall Street like me? No. Will they begin to play by the rules if I am president? You better believe it," Sanders said Tuesday.

With the Texas senator encroaching on him in polls, Trump is now questioning whether the Canadian-born Cruz would be eligible for the White House. Many legal scholars have weighed in that he would.

Republican presidential candidate Ted Cruz is barnstorming across Iowa, where his appeal to evangelical voters is making him a threat to GOP front-runner Donald Trump in the first caucus state.

GOP presidential candidates may be spending most of their time in Iowa and New Hampshire right now, but delegate-rich Texas will be the far more consequential state in the Republican primary.

The Florida senator has struggled to gain traction in a crowded GOP field. During a two-day campaign swing through the Granite State, he tried to portray himself as the best candidate to tackle ISIS.