Winston-Salem Open - Day 1 [Getty Images]

WINSTON-SALEM, NC - AUGUST 24: Thanasi Kokkinakis of Australia returns a shot from Alexandr Dolgopolov of Ukraine of during the first day of the Winston-Salem Open at Wake Forest University on August 24, 2015 in Winston-Salem, North Carolina. (Photo by Jared C. Tilton/Getty Images)

Getty Images Sport Jared C. Tilton