Yen-Hsun Lu | TENNIS.com - Live Scores, News, Player Rankings

Kyrgios and Hewitt ended the doubles draw; the singles fields aren't too shabby, either.

Federer wants a better start in Halle

The Swiss superstar is eager to put his early loss in Stuttgart behind him.

Earlier Tuesday, qualifier Darian King defeated No. 5 seed Bernard Tomic, 6-4, 6-4.

Ivo Karlovic swats 61 aces to set U.S. Open record

The 6’11”, 37-year-old Croat beat Yen-hsun Lu, 4-6, 7-6 (4), 6-7 (4), 7-6 (5), 7-5.

Johnson into Winston-Salem semis via walkover

Yen-Hsun Lu was forced out with a back injury.