Matthew Ebden, of Australia, returns a shot to Nikoloz Basilashvili, of Georgia, in a quarterfinal at the Memphis Open tennis tournament Friday, Feb. 17, 2017, in Memphis, Tenn. (AP Photo/Mark Humphrey)
Nikoloz Basilashvili, of Georgia, returns a shot to Matthew Ebden, of Australia, in a quarterfinal at the Memphis Open tennis tournament Friday, Feb. 17, 2017, in Memphis, Tenn. (AP Photo/Mark Humphrey)
Andy Murray of Great Britain, returns a shot from Matthew Ebden of Australia, at the Sony Open tennis tournament, Friday, March 21, 2014, in Key Biscayne, Fla. (AP Photo/Wilfredo Lee)
Matthew Ebden, of Australia, returns a shot against Lleyton Hewitt, of Australia, during a first round match at the BNP Paribas Open tennis tournament, Thursday, March 6, 2014, in Indian Wells, Calif. (AP Photo/Mark J. Terrill)
Lleyton Hewitt, of Australia, returns a shot against Matthew Ebden, also of Australia, during a first-round match at the BNP Paribas Open tennis tournament on Thursday, March 6, 2014, in Indian Wells, Calif. (AP Photo/Mark J. Terrill)
Lleyton Hewitt, of Australia, returns a shot against Matthew Ebden, of Australia, during a first round match at the BNP Paribas Open tennis tournament, Thursday, March 6, 2014, in Indian Wells, Calif. (AP Photo/Mark J. Terrill)