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SUN VALLEY, ID - JULY 12: Thomas 'Tommy' Frist, a principal at Frist Capital Partners, attends the annual Allen and Company Sun Valley Conference at the Sun Valley Resort on July 12, 2014 in Sun Valley, Idaho. Many of the worlds wealthiest and most powerful executives from media, finance, and technology attend the week-long conference which is in its 32nd year. (Photo by Scott Olson/Getty Images)

SUN VALLEY, ID - JULY 12: Thomas 'Tommy' Frist, a principal at Frist Capital Partners, attends the annual Allen and Company Sun Valley Conference at the Sun Valley Resort on July 12, 2014 in Sun Valley, Idaho. Many of the worlds wealthiest and most powerful executives from media, finance, and technology attend the week-long conference which is in its 32nd year.  (Photo by Scott Olson/Getty Images)