Lu Yen-Hsun, of Taiwan, returns a shot to John Isner, of the United States, at the BNP Paribas Open tennis tournament, Tuesday, March 11, 2014, in Indian Wells, Calif. (AP Photo/Mark J. Terrill)
John Isner, of the United States, returns a shot to Lu Yen-Hsun, of Taiwan, at the BNP Paribas Open tennis tournament, Tuesday, March 11, 2014, in Indian Wells, Calif. (AP Photo/Mark J. Terrill)