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LAKEWOOD, CO - OCTOBER 29:  Republican presidential candidate Ben Carson speaks during a news conference before a campaign event at Colorado Christian University on October 29, 2015 in Lakewood, Colorado. Ben Carson was back on the campaign trail a day after the third republican debate held at the University of Colorado Boulder.  (Photo by Justin Sullivan/Getty Images)
LAKEWOOD, CO - OCTOBER 29:  Republican presidential candidate Ben Carson speaks during a news conference before a campaign event at Colorado Christian University on October 29, 2015 in Lakewood, Colorado. Ben Carson was back on the campaign trail a day after the third republican debate held at the University of Colorado Boulder.  (Photo by Justin Sullivan/Getty Images)

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Ben Carson's aide: Media vetting is good

Ben Carson's business manager Armstrong Williams discusses the media scrutiny that the presidential candidate has faced.

Ben Carson's aide: Media vetting is good

Ben Carson's business manager Armstrong Williams discusses the media scrutiny that the presidential candidate has faced.