Ana Ivanovic demolished third seed Vera Zvonareva 6-2, 6-1 as the upsets continued at the China Open on Wednesday, where Agnieszka Radwanska ended home hopes on the women's side of the draw.

A revitalized Ivanovic, 23, became the first player into the quarter-finals as she showed the kind of scintillating form that once made her the highest-rated player on the women's tour.

World number four Andy Murray suffered a major scare before finally beating a dogged Marcos Baghdatis to reach the second round of the Japan Open on Wednesday in Tokyo.

The 24-year-old Briton, fresh from victory at the Thailand Open last week, needed a tough two hours and 33 minutes to see off the big-serving Cypriot 7-6 (7/4), 2-6, 6-4.

Togo striker Emmanuel Adebayor insists he won't be affected by the abusive chants from Arsenal fans during Sunday's north London derby.

Adebayor has had to endure plenty of taunts from Arsenal supporters since he left the Gunners to join Manchester City in 2009, but the abuse reached a new low with songs about the gun attack on Togo's team bus during the 2010 African Nations Cup in Angola.

Former world champion Jenson Button has committed his long-term future to McLaren after signing a new contract with the British constructor on Wednesday.

Button, who won the world title in 2009, is in his second season with the team and is now set to continue for several more years, although the exact length of the deal has not been disclosed.

Negotiations broke off between NBA players and club owners on Tuesday with all 114 pre-season games wiped out, no new talks planned and the threat of regular-season games to be lost on Monday.

Bargaining committees met for more than four hours in a failed last-ditch bid to solve a shutdown over financial issues that has lasted for 96 days, since owners locked out players after a prior deal ended July 1.

The European Court of Justice ruled Tuesday in favor of a British pub circumventing a football TV monopoly, in a case that threatens to shake up the highly lucrative world of sports broadcasting.

In a long-awaited judgment, the court sided with a British pub landlady who was fined for showing English Premier League (EPL) football matches using a foreign satellite TV provider.

Frustrated Andy Roddick says players' views are often ignored when it comes to tennis power politics, with efforts to tackle the punishing schedule likely to come to nothing.

The American, who exited in the first round of the China Open on Monday, is backing calls from Scotland's Andy Murray for talks between players and the organizers of the ATP tour to lighten the load, cutting out some of the required events.

The Spanish duo of defending champion Rafael Nadal and former winner David Ferrer crushed local hopes Tuesday to advance to the second round of the Japan Open.

World number two Nadal, playing his first singles tournament since finishing as runner-up to Novak Djokovic at last month's U.S. Open, opened his bid in style, thumping Go Soeda 6-3, 6-2.

U.S. Open champion Samantha Stosur was knocked out of the China Open Tuesday in another upset at the tournament following shock defeats for the women's Wimbledon and French Open champions.

The Australian world number seven lost 7-5, 1-6, 7-5 in the second round to 2005 Beijing champion Maria Kirilenko, following early exits for French Open winner Li Na and Wimbledon champion Petra Kvitova.

Indian farmers on Tuesday threatened to disrupt the country's first Formula One race later this month, angry over the way in which their land was acquired for the new track.

The farmers say that they have not been adequately compensated for the land that was given to race organizers to build the $350-million circuit in Greater Noida, on the outskirts of New Delhi.