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MILWAUKEE, WI - NOVEMBER 10:  Presidential candidates Ohio Governor John Kasich (L-R) speaks while Jeb Bush, Sen. Marco Rubio (R-FL), Donald Trump, Ben Carson, Ted Cruz (R-TX), Carly Fiorina, and Sen. Rand Paul (R-KY) take part in the Republican Presidential Debate sponsored by Fox Business and the Wall Street Journal at the Milwaukee Theatre November 10, 2015 in Milwaukee, Wisconsin. The fourth Republican debate is held in two parts, one main debate for the top eight candidates, and another for four other candidates lower in the current polls.  (Photo by Scott Olson/Getty Images)
MILWAUKEE, WI - NOVEMBER 10:  Presidential candidates Ohio Governor John Kasich (L-R) speaks while Jeb Bush, Sen. Marco Rubio (R-FL), Donald Trump, Ben Carson, Ted Cruz (R-TX), Carly Fiorina, and Sen. Rand Paul (R-KY) take part in the Republican Presidential Debate sponsored by Fox Business and the Wall Street Journal at the Milwaukee Theatre November 10, 2015 in Milwaukee, Wisconsin. The fourth Republican debate is held in two parts, one main debate for the top eight candidates, and another for four other candidates lower in the current polls.  (Photo by Scott Olson/Getty Images)

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    The Fox Business debate in two minutes

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The Fox Business debate in two minutes

Highlights from the Fox Business Republican debate.

The Fox Business debate in two minutes

Highlights from the Fox Business Republican debate.