Television debates have been a mainstay in presidential campaigns since 1976. Now, the GOP presidential front-runner is taking a big gamble just days before the Iowa caucuses.
With the polls tightening a week ahead of the Iowa caucuses, the real-estate mogul is continuing to raise questions about whether the Texas senator is even eligible for the White House.
While Donald Trump dominates the presidential race in New Hampshire, other Republicans like Jeb Bush, Chris Christie and Marco Rubio fight it out to emerge as the savior of the GOP establishment.
The real estate magnate was exasperated and unfiltered during at 95-minute speech in Iowa on Thursday evening, going hard against his main GOP rival and others.