Jurgen Melzer Pictures
WINSTON SALEM, NC - AUGUST 24: Jurgen Melzer of Austria celebrates after defeating Gael Monfils of France after Monfils retired in the second set due to an injury in their finals match during day 7 of the Winston-Salem Open at Wake Forest University on August 24, 2013 in Winston Salem, North Carolina. (Photo by Streeter Lecka/Getty Images)