The rivalry between the American and the Serbian goes back a dozen years.
Mar 11, 2017
by Steve Tignor
Mikhail Youzhny reached the second round with a win over 18-year-old Stefanos Tsitsipas.
Feb 20, 2017
Earlier, Viktor Troicki saved a match point in a win over Karen Khachanov.
Feb 03, 2017
Ryan Harrison will face Tomas Berdych and Jack Sock will take on Karen Khachanov.
Jan 17, 2017
What is Khachanov’s limit? As with all of his fellow young guns, the fun will be in finding out.
Oct 03, 2016