Top-seeded Andy Roddick took a methodical 6-4, 6-4 victory over Rik De Voest of South Africa in their first-round match Wednesday at the Countrywide Classic. Andre Agassi, the four-time and defending Los Angeles champion, bounced back from a first-set loss to defeat Swiss qualifier George Bastl 6-7 (4), 6-2, 6-1 in their night match.

Top-seeded Kim Clijsters held off Jelena Jankovic 5-7, 6-2, 6-2 on Wednesday night to advance to the quarterfinals of the Bank of the West Classic. Clijsters, who reached the semifinals in each of her last three tournaments, is seeking to defend her title and win the event for the fourth time in six years.