Karen Khachanov, of Russia, reacts during the Kremlin Cup final tennis match against Adrian Mannarino, of France, in Moscow, Russia, October 21, 2018.21.10.2018#5673641
Karen Khachanov, of Russia, serves a ball during the Kremlin Cup final tennis match against Adrian Mannarino, of France, in Moscow, Russia, October 21, 2018.21.10.2018#5673638
Karen Khachanov, of Russia, returns a ball during the Kremlin Cup final tennis match against Adrian Mannarino, of France, in Moscow, Russia, October 21, 2018.21.10.2018#5673636
Karen Khachanov, of Russia, reacts during the Kremlin Cup final tennis match against Adrian Mannarino, of France, in Moscow, Russia, October 21, 2018.21.10.2018#5673633
Adrian Mannarino, of France, returns a ball during the Kremlin Cup final tennis match against Karen Khachanov, of Russia, in Moscow, Russia, October 21, 2018.21.10.2018#5673629
Karen Khachanov, of Russia, serves a ball during the Kremlin Cup final tennis match against Adrian Mannarino, of France, in Moscow, Russia, October 21, 2018.21.10.2018#5673628
Karen Khachanov, of Russia, returns a ball during the Kremlin Cup final tennis match against Adrian Mannarino, of France, in Moscow, Russia, October 21, 2018.21.10.2018#5673627
Adrian Mannarino, of France, returns a ball during the Kremlin Cup final tennis match against Karen Khachanov, of Russia, in Moscow, Russia, October 21, 2018.21.10.2018#5673622
Karen Khachanov, of Russia, returns a ball during the Kremlin Cup final tennis match against Adrian Mannarino, of France, in Moscow, Russia, October 21, 2018.21.10.2018#5673621
Karen Khachanov, of Russia, serves a ball during the Kremlin Cup final tennis match against Adrian Mannarino, of France, in Moscow, Russia, October 21, 2018.21.10.2018#5673620
Karen Khachanov, of Russia, holds a trophy after his victory in the Kremlin Cup final tennis match against Adrian Mannarino, of France, in Moscow, Russia, October 21, 2018.21.10.2018#5673619
Karen Khachanov, of Russia, holds a trophy after his victory in the Kremlin Cup final tennis match against Adrian Mannarino, of France, in Moscow, Russia, October 21, 2018.21.10.2018#5673617
Karen Khachanov, of Russia, holds a trophy after his victory in the Kremlin Cup final tennis match against Adrian Mannarino, of France, in Moscow, Russia, October 21, 2018.21.10.2018#5673616
Karen Khachanov, of Russia, kisses a trophy after his victory in the Kremlin Cup final tennis match against Adrian Mannarino, of France, in Moscow, Russia, October 21, 2018.21.10.2018#5673615
Karen Khachanov, of Russia, holds a trophy after his victory in the Kremlin Cup final tennis match against Adrian Mannarino, of France, in Moscow, Russia, October 21, 2018.21.10.2018#5673613
Karen Khachanov, of Russia, holds a trophy after his victory in the Kremlin Cup final tennis match against Adrian Mannarino, of France, in Moscow, Russia, October 21, 2018.21.10.2018#5673611
Karen Khachanov, of Russia, reacts during the Kremlin Cup final tennis match against Adrian Mannarino, of France, in Moscow, Russia, October 21, 2018.21.10.2018#5673551
Adrian Mannarino, of France, returns a ball during the Kremlin Cup final tennis match against Karen Khachanov, of Russia, in Moscow, Russia, October 21, 2018.21.10.2018#5673542
Karen Khachanov, of Russia, returns a ball during the Kremlin Cup final tennis match against Adrian Mannarino, of France, in Moscow, Russia, October 21, 2018.21.10.2018#5673540
Karen Khachanov, of Russia, serves a ball during the Kremlin Cup final tennis match against Adrian Mannarino, of France, in Moscow, Russia, October 21, 2018.21.10.2018#5673539
Karen Khachanov, of Russia, returns a ball during the Kremlin Cup final tennis match against Adrian Mannarino, of France, in Moscow, Russia, October 21, 2018.21.10.2018#5673535
From left: Austin Krajicek and Rajeev Ram, of USA, pose with trophies after the Kremlin Cup men's doubles final tennis match against Max Mirnyi, of Belarus, and Philipp Oswald, of Austria, in Moscow, Russia, October 21, 2018.21.10.2018#5673452
From left: Max Mirnyi, of Belarus, Philipp Oswald, of Austria, Austin Krajicek and Rajeev Ram, of USA, pose with trophies after the Kremlin Cup men's doubles final tennis match in Moscow, Russia, October 21, 2018.21.10.2018#5673445
Rajeev Ram, of USA, returns a ball during the Kremlin Cup men's doubles final tennis match against Max Mirnyi, of Belarus, and Philipp Oswald, of Austria, in Moscow, Russia, October 21, 2018.21.10.2018#5673430
Max Mirnyi, of Belarus, returns a ball during the Kremlin Cup men's doubles final tennis match against Rajeev Ram and Austin Krajicek, of USA, in Moscow, Russia, October 21, 2018.21.10.2018#5673428
Max Mirnyi, of Belarus, returns a ball during the Kremlin Cup men's doubles final tennis match against Rajeev Ram and Austin Krajicek, of USA, in Moscow, Russia, October 21, 2018.21.10.2018#5673427
Rajeev Ram, left, and Austin Krajicek, of USA, wait during the Kremlin Cup men's doubles final tennis match against Max Mirnyi, of Belarus, and Philipp Oswald, of Austria, in Moscow, Russia, October 21, 2018.21.10.2018#5673426
Rajeev Ram, of USA, returns a ball during the Kremlin Cup men's doubles final tennis match against Max Mirnyi, of Belarus, and Philipp Oswald, of Austria, in Moscow, Russia, October 21, 2018.21.10.2018#5673421
Rajeev Ram, of USA, returns a ball during the Kremlin Cup men's doubles final tennis match against Max Mirnyi, of Belarus, and Philipp Oswald, of Austria, in Moscow, Russia, October 21, 2018.21.10.2018#5673420
Philipp Oswald, of Austria, serves a ball during the Kremlin Cup men's doubles final tennis match against Rajeev Ram and Austin Krajicek, of USA, in Moscow, Russia, October 21, 2018.21.10.2018#5673417
Philipp Oswald, of Austria, serves a ball during the Kremlin Cup men's doubles final tennis match against Rajeev Ram and Austin Krajicek, of USA, in Moscow, Russia, October 21, 2018.21.10.2018#5673416
Max Mirnyi, of Belarus, serves a ball during the Kremlin Cup men's doubles final tennis match against Rajeev Ram and Austin Krajicek, of USA, in Moscow, Russia, October 21, 2018.21.10.2018#5673413
Austin Krajicek, of USA, returns a ball during the Kremlin Cup men's doubles final tennis match against Max Mirnyi, of Belarus, and Philipp Oswald, of Austria, in Moscow, Russia, October 21, 2018.21.10.2018#5673411
Max Mirnyi, of Belarus, right, and Philipp Oswald, of Austria, return a ball during the Kremlin Cup men's doubles final tennis match against Rajeev Ram and Austin Krajicek, of USA, in Moscow, Russia, October 21, 2018.21.10.2018#5673408