see more

BOULDER, CO - OCTOBER 27: A swimming pool is seen on the University of Colorado campus on October 27, 2015 in Boulder, Colorado. Tomorrow CNBC will host two Republican presidential debates on the University of Colorado campus. (Photo by Andrew Burton/Getty Images)

BOULDER, CO - OCTOBER 27:  A swimming pool is seen on the University of Colorado campus on October 27, 2015 in Boulder, Colorado. Tomorrow CNBC will host two Republican presidential debates on the University of Colorado campus.  (Photo by Andrew Burton/Getty Images)