Tony Parker scored 34 points and the San Antonio Spurs stretched their win streak to 20 games, defeating Oklahoma City 120-111 to seize command of their NBA playoff series.

The Spurs took a 2-0 lead in their best-of-seven Western Conference final and moved halfway toward booking a place against the Eastern Conference winner, either the Miami Heat or Boston Celtics, in next month's NBA Finals.

Serena Williams crashed to the worst Grand Slam defeat of her career on Tuesday when she slumped to a dramatic and thrilling 4-6, 7-6 (7/5), 6-3 French Open loss to France's world 111 Virginie Razzano.

It was the 30-year-old American's first ever exit at the opening round stage of her 47-event Grand Slam career and her earliest loss at a major since she was knocked out of the Australian Open second round by sister Venus in 1998.

Maria Sharapova was nearly perfect in the first round of the French Open, winning all 12 games to produce a "double bagel."

The second-seeded Russian easily beat Alexandra Cadantu of Romania 6-0, 6-0 Tuesday, needing just 48 minutes to advance to the second round. She finished the match with 18 winners, while Cadantu had zero, but had to save three break points.

Injury doubts Danny Welbeck and Glen Johnson were both passed fit to play at Euro 2012 after being included in England's final 23-man squad for the tournament on Tuesday.

Manchester United striker Welbeck and Liverpool defender Johnson missed last Saturday's 1-0 friendly victory over Norway in Oslo because of lingering fitness issues.

The match-fixing scandal that has rocked Italian soccer during the past year implicated the coach of Serie A champion Juventus on Monday and ensured at least one player won't be at the European Championship.

Police swept through the Italian national squad's training camp near Florence as part of a wide-ranging investigation into fixing that resulted in 14 arrests — including Lazio captain Stefano Mauri — to bring the total number arrested to about 50 since last year.

Roger Federer may make Rafael Nadal his favorite to lift a seventh French Open crown, but Novak Djokovic's historic bid to become the first man in 43 years to hold all four Grand Slam titles is on track after Monday's first round win over Italian Potito Starace.

After a tough opening set forced him to go the distance in the tiebreak, Djokovic won his encounter on the main Phillipe Chatrier Court 7-6 (7/3), 6-3, 6-1 in 2hr 04min to book a meeting with Blaz Kavcic of Slovenia.

LeBron James poured in 32 points and pulled down 13 rebounds as the Miami Heat drew first blood in the NBA Eastern Conference Finals with a 93-79 victory over the Boston Celtics.

Dwyane Wade added 22 points and seven assists for the Heat, who never trailed and led by as many as 17.

Lille's Belgian international playmaker Eden Hazard announced on Monday he had signed for Champions League winners Chelsea in preference to Premier League champions Manchester City and runners-up Manchester United.

The fee is reported to be 40 million euros with Hazard signing a five year contract and breaks the record for a Belgian footballer's transfer with Marouane Fellaini's to Everton of 20 million in 2008 being the previous mark.

Top-ranked Victoria Azarenka turned it on when she had to Monday, winning 12 of the final 14 games to reach the second round at the French Open.

The Australian Open champion, who took over the No. 1 ranking by winning in Melbourne, struggled for long stretches but came back to beat Alberta Brianti of Italy 6-7 (6), 6-4, 6-2.

Former England defender Sol Campbell is warning fans against travelling to Poland and Ukraine to watch the European Championship, claiming authorities are failing to tackle entrenched racism and violence in the countries.

"Stay at home, watch it on TV. Don't even risk it ... because you could end up coming back in a coffin," Campbell, who is black, told the BBC.