Eleven GOP candidates, not including Donald Trump, will meet face-to-face for the last time before the Iowa caucuses on Monday.
In contrast, his first spot, released last week, focused on the threat of terrorism and controversial plans of his.
Cruz and Trump began arguing about Cruz's eligibility to run for office.
The first GOP debate of the 2016 presidential year will be available online without a cable subscription.
Trump said the address was "really boring, slow, lethargic—very hard to watch!"
Davis served six days in prison for declining to issue same-sex marriage licenses.
Trump said he influenced the network's decision to cut the New Hampshire paper from the debate.
For the less well-polling candidates, Tuesday night's contest presented one final opportunity to present clear contrasts for voters faced with a crowded field.
House may vote this week on legislation to address the tide of refugees fleeing violence in Syria.
Carson's remarks came after the real estate mogul went on a lengthy rant about him.
The biggest disagreement among the candidates: whether they should go after one another or train their fire on Hillary Clinton.
GOP presidential candidates will face off in their fourth debate of the election season.
Fox has shaken up the field for the November 10 debate, co-sponsored by The Wall Street Journal.
Trump reveals he packs heat when asked whether he would feel more comfortable if his employees carried weapons to work.
Wednesday night's event was meant to focus primarily on business and the economy.
Economy! Jobs! Taxes!
The new survey shows that voters are attracted to Carson's personal story.
The retired neurosurgeon leads the real estate mogul by 8 percentage points in the early primary state.
Fiorina had polled poorly in July and early August, but she gained support after the first Republican debate on August 6.
The debate, which is the third GOP event of this election cycle, will be held on October 28.
Despite an impressive showing at the last Republican debate, Carly Fiorina trails Ben Carson.
A new poll shows the majority of Americans believe equality trumps religious beliefs in the case of the Kentucky county clerk.