The presidential campaigns of Texas Senator Ted Cruz and Governor of Ohio John Kasich announce they will now coordinate strategies to stop fellow Republican Donald Trump from becoming the party's nominee. Cruz's campaign will cut campaigning in Oregon and New Mexico to help Kasich, while the Kasich campaign will give Cruz a "clear path" in Indiana.
The eleventh Republican Party presidential debate of the election cycle takes place at the Fox Theatre in downtown Detroit, Michigan, airing live on Fox News Channel. The debate features four Republican candidates, Donald Trump, Ted Cruz, Marco Rubio and John Kasich. Ben Carson was also invited to the debate but he said that he would not be attending. An estimated 16.9 million viewers watched the debate, 5.5 million of them adults aged 25-54, making it the most watched debate since December 2015.
Voting returns show that Donald Trump wins the Republican Party races in Georgia, Alabama, Massachusetts, Virginia, Vermont, Arkansas and Tennessee while Ted Cruz wins Texas, Alaska and Oklahoma and Marco Rubio wins Minnesota.
Voters in the American state of South Carolina go to the polls for the South Carolina primary for the Republican Party with Donald Trump winning and Ted Cruz and Marco Rubio in a close race for second.
The seventh Republican Party presidential debate, the second hosted by Fox News, and the final debate before voting begins with the Iowa caucuses on February 1, is held in Des Moines, Iowa. The seven candidates featuring in the primetime debate were Jeb Bush, Ben Carson, Chris Christie, Ted Cruz, John Kasich, Rand Paul and Marco Rubio. Donald Trump, the current front-runner in the polls, was also invited to the primetime debate but opted to boycott the debate and instead hosted a town hall with charitable proceeds going to veterans groups.