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.

Jo-Wilfried Tsonga survived the weight of home expectations while dangerman Juan Martin Del Potro shrugged off an injury scare before triumphing on Sunday's sweltering first day at Roland Garros.

French fifth seed Tsonga, the highest-ranked player in action, overcame a worrying first set wobble to beat Russian qualifier Andrey Kuznetsov 1-6, 6-3, 6-2, 6-4.

Lazio captain Stefano Mauri and several top players were arrested on Monday, while national team defender Domenico Criscito's room was searched at Italy's Euro 2012 training camp, as part of a probe into illegal betting.

Mauri was one of 19 people implicated in the investigation into alleged match-fixing in the domestic game, as police swooped in dawn raids on a number of addresses up and down the country, according to Italy's domestic Ansa news agency.

Manu Ginobili scored 26 points and the San Antonio Spurs turned it on in the fourth quarter to beat Oklahoma City 101-98 in the first game of the NBA Western Conference Finals.

The Spurs stretched their winning streak to 19 games and moved one game closer to booking their berth in the NBA Finals.

France battled back from two goals down at half-time to beat Iceland 3-2 and avoid a humiliating defeat in the first of three warm-ups for Euro 2012 here on Sunday.

Iceland, ranked a lowly 131 in FIFA's world table, stunned their hosts when Birkir Bjarnason put them into a 28th minute lead, with Ajax striker Kolbeinn Sigthorsson doubling up five minutes later.