NASDAQ 100 Open
$6.44 million tournament
At Miami
Men
Singles
Fourth round
Lleyton Hewitt (1), Australia, def. James Blake, United States, 6-4, 6-1.

Andrei Pavel (26), Romania, def. Franco Squillari, Argentina, 1-6, 7-6 (5), 6-1.

Marat Safin (6), Russia, def. Fernando Gonzalez, Chile, 6-3, 6-3.

Quarterfinals
Andre Agassi (9), United States, def. Nicolas Lapentti (20), Ecuador, 6-3, 7-5.

Marcelo Rios (31), Chile, def. Juan Ignacio Chela, Argentina, 7-6 (0), 6-2.

Doubles
Third round
Mark Knowles, Bahamas, and Daniel Nestor, Canada, def. Ivan Ljubicic, Croatia, and Cedric Pioline, France, 6-1, 4-6, 6-2.

Alex Corretja and Alberto Martin, Spain, def. Lucas Arnold and Guillermo Canas, Argentina, 6-3, 6-4.

Joshua Eagle and Sandon Stolle (9), Australia, def. Bob and Mike Bryan (8), United States, 7-5, 4-6, 6-4.

Quarterfinals
Roger Federer, Switzerland, and Max Mirnyi (11), Belarus, def. Chris Haggard, South Africa, and Tom Vanhoudt, Belgium, 6-1, 7-6 (1).

Donald Johnson and Jared Palmer (1), United States, def. Gaston Etlis and Martin Rodriguez, Argentina, 5-7, 7-6 (5), 6-4.

Women
Singles
Quarterfinals
Serena Williams (8), United States, def. Martina Hingis (3), Switzerland, 6-4, 6-0.

Jennifer Capriati (1), United States, def. Tatiana Panova (28), Russia, 6-2, 6-0.

Monica Seles (5), United States, def. Kim Clijsters (4), Belgium, 4-6, 6-3, 6-3.

Doubles
First round Elena Dementieva, Russia, and Janette Husarova, Slovakia, def. Daniela Hantuchova, Slovakia, and Arantxa Sanchez-Vicario, Spain, 6-4, 4-6, 6-1.

Quarterfinals
Virginia Ruano Pascual, Spain, and Paola Suarez (3), Argentina, def. Rika Hiraki and Nana Miyagi, Japan, 6-2, 6-1.

Janet Lee, Taiwan, and Wynne Prakusya, Indonesia, def. Katie Schlukebir, United States, and Patricia Tarabini, Argentina, 4-6, 6-3, 7-5.