Haas moves into second round

Third seed Tommy Haas defeated Sam Querrey 3-6 6-3 7-5 in the opening round of the U.S. Men's Clay Court Championships on Wednesday. Haas, ranked 10th in the world and the 2004 champion here, converted five of 12 break points to defeat the 19-year-old Californian for the third straight time this season. The German seeking his 12th career title, will now face France's Nicolas Devilder in the second round of the $416,000 tournament.

In other first round matches, Argentine Diego Hartfield defeated Frenchman Sebastien Grosjean 6-4 6-4, while American qualifier Alex Kuznetsov knocked out Lars Burgsmuller of Germany 7-5 7-5.

Austrian Jurgen Melzer, a finalist a year ago, defeated Romanian Victor Hanescu 6-4 6-2 in second-round action, while Spain's Albert Montanes needed three sets to squeeze by Dusan Vemic of Serbia 6-4 4-6 6-4.