Sen. Marco Rubio announced his presidential bid to the public on Monday from Miami, marking the third official Republican campaign.
Investigators told congressional staff late Friday that they have recovered up to 30,000 emails to and from Lois Lerner.
CNBC's John Harwood reports Republicans have gained five Democratic seats so far in the U.S. Senate. The biggest surprise of the night, he says, is how close the Virginia race is between incumbent Democrat Mark Warner and Republican challenger Ed Gillespie.
CNBC's John Harwood reports Republicans have gained a fourth seat in their effort to re-take the Senate. The race in Louisiana is going to a December runoff, and Democratic Senator Mark Warner (D-VA) is locked in a too-close-to-call race with his opponent, former Republican Chairman Ed Gillespie.
CNBC's John Harwood reports that Republicans are gaining ground in the race for the Senate. They've won three of the six seats they need to take over control.
CNBC's John Harwood reports that Republicans are projected to hold on to the House of Representatives, while a number of Senate races are still too close, or too early, to call. The GOP picked up a Senate seat in West Virginia.
CNBC's John Harwood reports Republicans have taken over the Senate in a sweep of most major races around the country.
Sen. Ted Cruz, (R-Texas), shares his thoughts on what the Republicans shouldn't do if they want to retake the White House in 2016.
Sen. Ted Cruz, (R-Texas), offers his thoughts on key social and economic issues the tea party is focused on.
We will retire Harry Reed, says Sen. Ted Cruz, (R-Texas), providing his predictions for Tuesday's midterm elections.
Sen. Ted Cruz, (R-Texas), addresses a decrease in the labor force participation rate and wage stagnation.
CNBC Contributor Ben White, shares this take on the likelihood Hillary Clinton will enter the 2016 race for the While House.
The tea party is accusing the Export-Import Bank of doling out favors to wealthy U.S. companies. CNBC's senior contributor Larry Kudlow says Ex-Im is costing us jobs, and the "Closing Bell" panel share their opinions.
Since Mississippi voters don't register by party, incumbent Sen. Thad Cochran got Democratic support to defeat his tea party challenger.
The Democrats' chances of retaking the Senate got a little bit worse last night, reports CNBC's John Harwood, with a look at the high-profile runoff election between Senator Thad Cochran of Mississippi and rival Chris McDaniel.
Kevin McCarthy seems eager to make his bones with the hard right by killing the Export-Import Bank of the United States.
The Mississippi Senate runoff between Thad Cochran and Chris McDaniel has turned into a proxy war for feuding Republican factions.
The Mississippi runoff election between Sen. Thad Cochran and challenger Chris McDaniel holds big implications for the future of the GOP, reports CNBC's John Harwood.
Joseph Watkins, former White House aide, and Jimmy Walker, Bluenationreview.com editor, discuss the future of the Republican agenda. You stick to the course, says Watkins. Walker counters, the tea party faction of the Republican party doesn't want anything done.
N.J. GOP Senate candidate Jeff Bell is finding people have little interest in hearing about a return to the gold standard.