Wire Tennis

The United States trails Serbia 2-1 in a Davis Cup quarterfinal after the top-ranked doubles team of Bob and Mike Bryan lost to Serbia's Nenad Zimonjic and Ilija Bozoljac 7-6 (5), 7-6 (1), 5-7, 4-6, 15-13 on Saturday.

Serbia's doubles team remained unchanged for its matchup against the United States in a Davis Cup quarterfinal despite an offer to play from World No. 1 Novak Djokovic.

The wait for Serena and Venus Williams to play each other in a WTA event was four years. The match on Saturday didn't even last an hour.

Serena Williams had completed a dazzling display of tennis to dominate her opponent and advance to her fourth finals of the year at the Family Circle Cup on Saturday.

Andrey Golubev and Yuriy Schukin kept Kazakhstan alive in its Davis Cup quarterfinal against the Czech Republic with a straight-set doubles win on Saturday.

Yuriy Schukin and Andrey Golubev beat Radek Stepanek and Jan Hajek 7-6 (2), 6-4, 6-3 in doubles Saturday to cut the Czech Republic's lead against Kazakhstan in the Davis Cup quarterfinals to 2-1.

Top-seeded Angelique Kerber was an easy winner in her quarterfinal match on Friday at the $235,000 Monterrey Open.

Andreas Seppi and Milos Raonic were Friday's opening singles winners in the best-of-five 2013 Davis Cup quarterfinal between Italy and Canada in Vancouver.

Milos Raonic defeated Fabio Fognini 6-4, 7-6 (7-4), 7-5 on Friday night to help Canada even up their Davis Cup quarterfinal with Italy at 1-1.

Sam Querrey rallied for a five-set victory over Viktor Troicki that enabled the United States to even their Davis Cup quarterfinal showdown with Serbia at 1-1 after Friday's first day of singles play.

Sam Querrey helped the United States tie Serbia at 1 in their Davis Cup quarterfinal with a 7-6 (1), 3-6, 4-6, 6-1, 6-4 win over Viktor Troicki on Friday.

Juan Monaco defeated Gilles Simon 7-6 (2), 6-2, 6-4 on Friday to give Argentina a 1-1 tie with France after the first two singles matches in the Davis Cup quarterfinals.

Former Australian Open runner-up Jo-Wilfried Tsonga and Juan Monaco were Friday's opening singles winners in the best-of-five 2013 Davis Cup quarterfinal between France and host Argentina.

Jan Hajek and Lukas Rosol both won their opening singles matches Friday to give the defending champion Czech Republic a 2-0 lead over Kazakhstan in their Davis Cup quarterfinal.

Top-seeded Angelique Kerber has defeated Alla Kudryavtseva 6-4, 4-6, 6-2 in a match featuring 18 breaks of serve to advance to the quarterfinals of the Monterrey Open.

Former champion Caroline Wozniacki secured a quarterfinal berth without lifting her racquet Thursday at the Family Circle Cup tennis event.

Top-ranked Serena Williams ended a long and successful day for the Williams family as she and sister Venus both won twice Friday to reach the Family Circle Cup semifinals and set up their first sibling showdown since 2009.

Canada and Italy will square off this weekend in a best-of-five Davis Cup quarterfinal tussle in Vancouver.

John Isner will play top-ranked Novak Djokovic in the first match Friday of the Davis Cup quarterfinal between the United States and Serbia.

The 2013 Davis Cup quarterfinal showdown between the host United States and Serbia will swing into action Friday with a singles bout between world No. 1 superstar Novak Djokovic and 6-foot-9 American John Isner.

Former Australian Open runner-up Jo-Wilfried Tsonga will play in Friday's opening singles rubber when France faces host Argentina in a 2013 Davis Cup quarterfinal.

Richard Gasquet of France has been replaced by Gilles Simon for singles on Friday against Argentina in the Davis Cup quarterfinals.

The reigning champion Czech Republic will face host Kazakhstan in a Davis Cup quarterfinal starting Friday at the National Tennis Centre in Astana.

Former world No. 1 Ana Ivanovic was upended by defending champion Timea Babos in Wednesday's second round at the $235,000 Monterrey Open.

Former champions Caroline Wozniacki and Sam Stosur were a pair of easy second-round winners Wednesday at the Family Circle Cup tennis event, while Venus Williams advanced despite receiving a tougher test in her match.

Matches for top-ranked Serena Williams and her sister, Venus, at the Family Circle Cup were postponed Thursday after a rain delay of nearly 7 1/2 hours.

An early exit at the Sony Open and a postponed humanitarian trip to Haiti left Caroline Wozniacki with a big hole in her schedule - something she was glad to fill with a trip to the Family Circle Cup.

Serena Williams only had three days to make the transition from hard courts to clay, and it showed a few times as she won her opening match at the Family Circle Cup.

Fresh off her big title in Miami, reigning champion Serena Williams was an easy second-round winner Tuesday at the Family Circle Cup tennis event.

Reigning champion Timea Babos and sixth- seeded Yanina Wickmayer of Belgium each won their first-round matches at the $235,000 Monterrey Open on Monday.