GUANGZHOU, CHINA - MARCH 20: Marsel Ilhan of Turkey returns a shot during the match against Lukas Lacko of Slovakia during the 2016 "GDD CUP" International ATP Challenger Guangzhou Tour Day 6 match at Guangzhou Development District International Tennis School on March 20, 2016 in Guangzhou, China. (Photo by Zhong Zhi/Getty Images)
