U.S. Sen. Ted Cruz (R-Texas) gets an endorsement from a long-time champion for conservative principles in Washington. read more

The situation is a reminder of the vast array of opinions that now form the base of support for the Republican presidential candidate. read more

The retired neurosurgeon's Republican presidential bid has been reeling following the loss of his campaign manager and communications director. read more

The Texas senator has picked up two more big-name endorsements in his bid for the Republican Party's presidential nomination. read more

Thursday morning on CNN"s New Day program, Rand Paul explained why he is boycotting that evening's Republican presidential debate. read more

A shocking new report from the New York Times on Thursday morning has already been confirmed by the Texas senator's campaign. read more

The son of Cuban immigrants, Rubio has drawn support by stressing his working-class upbringing in Las Vegas and Miami. read more

The barbs being traded of late should make for a very interesting debate Thursday evening on FOX Business Channel. read more

Two Republican presidential candidates seem to be trying to outdo each other with their endorsements in the final days before the Iowa Caucus. read more

The pollsters asked more than one question, and it's the answers to those other questions that shed a better light on the state of the presidential race. read more

Three of the four senators running for president cast their votes in favor of a procedural motion to bring the bill up for a final vote. read more

The Texas senator said in the last couple of presidential elections, Democrats were able to run against the Republican of their choice, leading to two victories for President Barack Obama. read more

A white supremacist group said it has placed thousands of automated phone calls in Iowa urging voters "we don't need Muslims." read more

It should be no surprise the GOP presidential field universally panned the president's speech, but each candidate had his or her own take. read more

As expected, a flurry of new polls in the past few days has solidified the ground-level view of the presidential campaigns in the early voting states of Iowa and New Hampshire. read more

The 2012 Iowa Republican Caucus winner explained to talk radio host Hugh Hewitt on Monday how the ground game works in the first-in-the-nation caucus state. read more

Pulitzer Prize-winning journalist Kathleen Parker's statement regarding U.S. Sen. Ted Cruz tested the limits of biblical ignorance in the mainstream media. read more

With the first actual votes that will determine the major parties' presidential nominees just days away, the volume of polls being released has increased significantly. read more

Republicans in another western state gave Ted Cruz two more big wins following the last week's poll out of California that shows him leading the field. read more

Seven candidates have qualified for the main stage during Thursday night's Republican presidential debates hosted by FOX Business. read more