5th Republican debate
The top Republican candidates for president face off in Las Vegas, Dec. 15, 2015
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The top Republican candidates for president face off in Las Vegas, Dec. 15, 2015
A look at the most-Googled question about Jeb Bush going into Tuesday's Republican debate
Several candidates are popular in the state, but none may be able to take the lead from Donald Trump before the state's Feb. 9 primary
Two polls show him leading the Republican field, but the margins are very different
But a much smaller percentage actually want to or have served in the military
The former Homeland Security secretary under President George W. Bush said he would never vote for Trump
"I just don't believe Republicans are going to buy this language that guarantees Hillary Clinton has a far better chance of winning," Bush said
His GOP rivals still see it as too risky to fully cast him off
The GOP presidential frontrunner said they should be blocked until lawmakers "figure out what is going on"
A lawyer for the Republican frontrunner is threatening to sue a billionaire health care magnate who is running anti-Trump newspaper ads
The Texas senator emerges as the leader in the early voting state for the first time
Right to Rise is planning to release the documentary on Saturday and will later air it on TV
The former governor and 2016 candidate says his Catholic faith influences his policy decisions, but he breaks with the church on this issue
What the 2016 presidential candidates are saying on the trail
The former Florida governor remains mired in single digits despite a substantial presence on television
GOP candidate repeats debunked claim that thousands in N.J. rejoiced over attacks and his adviser cites clips from WCBS and MTV as proof
Health care is critical for all Americans, particularly retirees, so you should know how your retirement could be impacted
The GOP presidential candidate tells "Face the Nation" the more voters hear from Donald Trump, the less likely it is that he will get the GOP nomination
The candidates are offering discounts on campaign merchandise at their online stores
Tune in for the latest on the fight against ISIS, the refugee crisis, the 2016 campaign, and more
Who's cooking...and who's eating? Here's what we know about the plans of some of the presidential candidates
"There wasn't any cheering," Bush told reporters at a campaign stop in Spartanburg, South Carolina
Quotes of the day from the 2016 presidential candidates on the campaign trail
For many Americans, national security is one of the most important issues in the upcoming presidential election
Trump was asked Thursday about whether he'd create a database to track Muslims in the U.S.