Lionel Messi preserved Barcelona's unbeaten start to the Champions League by equalizing in a 1-1 draw at AC Milan while Arsenal's 100 percent record disappeared with a 2-1 home defeat to Borussia Dortmund in Tuesday's other marquee match.

Atletico Madrid made it three wins from three thanks to a double from in-form striker Diego Costa in a 3-0 victory at Austria Vienna, leaving the Spanish side on the brink of the last 16 already to continue its brilliant start to the season.

Real Madrid star Cristiano Ronaldo believes there has been too much pressure heaped upon his new teammate Gareth Bale due to his enormous price tag.

The Welshman arrived from Tottenham Hotspur in September for a fee of 91 million euros ($124.5 million, £77 million), according to Real president Florentino Perez.

Former Manchester United manager Alex Ferguson launched his new autobiography on Tuesday, lifting the lid on his relationships with stars such as David Beckham, Cristiano Ronaldo, Roy Keane and Wayne Rooney.

Ferguson said Beckham became too obsessed with fame in the latter years of his Old Trafford career and reiterated his claim that Rooney asked to leave the club at the end of last season.

Jamaica's athletes, including sprint star Usain Bolt, could be banned from major events like the Olympics due to the island's handling of recent drug scandals, according to Tuesday's Daily Telegraph.

World Anti-Doping Agency president John Fahey, in an interview with the paper, accused Jamaica of "farcical" behavior in its attempts to defer an extraordinary audit of its anti-doping program until next year.

Bruno Metsu, the Frenchman who coached Senegal's national football team during a remarkable run to the 2002 World Cup quarterfinals, has been buried in the West African nation one week after dying of cancer.

A funeral on Monday for the 59-year-old Metsu drew a large crowd and was attended by his former players and Senegalese President Macky Sall, who praised Metsu as a "hero."

Italian champions Juventus travel to face Real Madrid on Wednesday desperately needing to kickstart their Champions League campaign.

Juve could only manage disappointing draws against FC Copenhagen and Galatasaray in their opening two games, leaving them four points adrift of Madrid at the top of Group B.

Dutch winger Arjen Robben has insisted under-firing Bayern Munich must prove their mettle as European champions against Czech side Viktoria Pilsen in the Champions League on Wednesday.

After convincing wins at home to CSKA Moscow and away to Manchester City, Bayern are top of Group D ahead of the visit of Czech champions Pilsen.

Melbourne Victory coach Ange Postecoglou has accepted an offer to coach the Socceroos but his club needs to thrash out a compensation deal before releasing him, reports said Tuesday.

Football Federation Australia has made clear they favour a local replacement for German Holger Osieck, who was dumped earlier this month after two successive 6-0 thrashings.

Tennis star Victoria Azarenka says that watching her boyfriend Redfoo, the LFMAO singer, dancer and rapper, has helped her deal with the fame she has acquired over the last two years.

Azarenka, who has a developing rivalry with Serena Williams after conceding the world number one ranking to the American earlier this year, used to find it diffident to cope with the limelight of publicity.

Cristiano Ronaldo and Portugal must beat Zlatan Ibrahimovic and Sweden in a playoff to advance to the World Cup in Brazil.

The two were drawn to face each other Monday in a two-leg series scheduled for November 15 and 19.