DELRAY BEACH, Fla. (AP) -- Top-seeded Tommy Haas needed only 55 minutes to beat American Wayne Odesnik 6-2, 6-1 Tuesday in the first round at the Delray Beach Open.
The 35-year-old Haas, who won the tournament in 2006, lost just one of 20 points on his first serve against Odesnik and converted five of six break-point chances.
No. 2-seeded John Isner had 20 aces and held every service game in the final two sets to beat fellow American Michael Russell, 4-6, 7-6 (3), 6-4.
No. 3 Kei Nishikori eliminated Gastao Elias 6-1, 5-7, 6-2. No. 4 Kevin Anderson rallied past American Tim Smyczek 4-6, 6-1, 6-3, and No. 8 Lleyton Hewitt beat American Bradley Klahn 6-3, 6-1.
Wild card Marcos Baghdatis lost only five points on his first serve and took advantage of 10 double-faults by Jiri Vesely to win 3-6, 6-2, 6-1. Qualifier Steve Johnson of the United States eliminated Mikhail Kukushkin 6-4, 6-3.