Former Speaker Newt Gingrich challenged a question on contraception posed by an online viewer as the audience booed.

An online debate viewer asks the GOP candidates to describe themselves in one word.

Mitt Romney defends his stance on contraception against his opponents during the CNN debate.

Rick Santorum and Mitt Romney get heated as they debate the pros and cons of Congressional earmarks.

Mitt Romney jokes about having a “Seinfeld” moment during introductions at Wednesday’s CNN GOP debate in Arizona.