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)
Zheng Jie, of China, returns a shot against Paula Ormaechea, of Argentina, 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)
Zheng Jie, of China, returns a shot against Paula Ormaechea, of Argentina, 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)
Paula Ormaechea, of Argentina, returns a shot against Zheng Jie, of China, 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)
Benjamin Becker, of Germany, returns a shot against Edouard Roger-Vasselin, of France, 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)
Benjamin Becker, of Germany, returns a shot against Edouard Roger-Vasselin, of France, 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)