Sony Open Results

Updated: March 26, 2013, 3:04 PM ET
Associated Press

Tuesday

At The Tennis Center at Crandon Park

Key Biscayne, Fla.

Purse: Men, $5.24 million (Masters 1000); Women, $5.19 million (Premier)

Surface: Hard-Outdoor

Singles

Men

Fourth Round

David Ferrer (3), Spain, def. Kei Nishikori (13), Japan, 6-4, 6-2.

Jurgen Melzer, Austria, def. Albert Ramos, Spain, 2-6, 6-3, 6-3.

Women

Quarterfinals

Serena Williams (1), United States, def. Li Na (5), China, 6-3, 7-6 (5).

Doubles

Men

Quarterfinals

Mariusz Fyrstenberg, Poland, and Marcin Matkowski (8), Poland, def. Robert Lindstedt, Sweden, and Nenad Zimonjic (4), Serbia, 6-4, 2-6, 10-8.

Women

Quarterfinals

Lisa Raymond, United States, and Laura Robson, Britain, def. Ekaterina Makarova, Russia, and Elena Vesnina (4), Russia, 6-3, 7-5.

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Copyright 2013 by The Associated Press

This story is from ESPN.com's automated news wire. Wire index

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