Mikhail Kukushkin Pictures

  • DARWIN, AUSTRALIA - JULY 17: Mikhail Kukushkin of Kazakhstan plays a forehand in his singles match against Thanasi Kokkinakis of Australia during day one of the Davis Cup World Group quarterfinal tie between Australia and Kazakhstan at Marrara Sporting Complex on July 17, 2015 in Darwin, Australia. (Photo by Scott Barbour/Getty Images)