On Thursday night, Donald Trump, Ted Cruz, Marco Rubio and John Kasich met in Detroit for the first Republican debate post-Super Tuesday. Here are the best moments from the 11th Republican presidential primary debate.
In a speech Thursday, Mitt Romney was unsparing in his criticism of Donald Trump.
Trump has already fired back, calling Romney "a stiff" and "a horrible candidate."
Will the party line up behind Trump, or are we witnessing the end of the modern GOP?
In his own White House-style event, Donald Trump paid lip service to unity while taking shots at his party's leaders.
Carson camp says candidate faces pressure to drop out on Super Tuesday.
Republicans Donald Trump, Ted Cruz, Marco Rubio, John Kasich and Ben Carson meet for the final debate before Super Tuesday.
Rubio trails Trump in his must-win home state.
The Republican front-runner Donald Trump has proposed such a plan.
Anonymous figure at center of a retracted article on campus sexual assault to be deposed for first time.
A Chicago judge will hear arguments on Friday over the Texas senator's Canadian birth.
The state with the largest population of undocumented immigrants in the country put the immigration issue center-stage in the runup to the third primary.
The Republicans start at 8 p.m. ET on CNN, the Democrats at 9 on MSNBC.
The real estate mogul runs to the left of most Republicans on the issue.
Bernie Sanders has criticized Clinton for her close ties to Wall Street.
Bush's affiliated super PAC, Right to Rise, has raised $118 million, but to little effect
The former president escalated his attacks on the Vermont senator over the weekend.
Trump's lead in New Hampshire has narrowed since Iowa.