Republican presidential candidate Mike Huckabee appears on a series of television monitors in the media center before the start of the CNBC Republican presidential debate at the University of Colorado, Wednesday, Oct. 28, 2015, in Boulder, Colo. (AP Photo/Mark J. Terrill).Mark J. Terrill/AP Images. http://www.apimages.com/metadata/Index/GOP-2016-Debate/371aa866464a491288dbd0e7228e78af/1/0
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Republican presidential candidate Mike Huckabee appears on a series of television monitors in the media center before the start of the CNBC Republican presidential debate at the University of Colorado, Wednesday, Oct. 28, 2015, in Boulder, Colo. (AP Photo/Mark J. Terrill).Mark J. Terrill/AP Images. http://www.apimages.com/metadata/Index/GOP-2016-Debate/371aa866464a491288dbd0e7228e78af/1/0