Usain Bolt considered it his worst race of the season, yet he still won the 100 meters at the Weltklasse Diamond League meeting in 9.90 seconds.

The world and Olympic champion had the slowest reaction out of the starting blocks, and was led deep into the race Thursday by fellow Jamaican Nickel Ashmeade.

Rafael Nadal and Roger Federer both dispatched their opponents with ease on Thursday to remain on course for a clash in the quarterfinals of the U.S. Open.

Nadal won the final 12 games of the match to breeze past Brazilian qualifier Rogerio Dutra Silva 6-2, 6-1, 6-0, while Federer was only marginally more troubled in beating Carlos Berlocq 6-3, 6-2, 6-1.

Samuel Eto'o has become the second player this week to join Chelsea from Russian club Anzhi Makhachkala.

The Cameroon striker has signed a one-year deal to be reunited with Chelsea manager Jose Mourinho, who he played under at Inter Milan.

When Arsenal and Tottenham meet in the Premier League on Sunday, months of contrasting fortunes in the transfer market will be exposed on the field — and the benches.

When last season ended, the balance of power in north London remained tilted in Arsenal's favor after beating Tottenham to the fourth Champions League spot.

Paris Saint-Germain's slow start in the French league coincides with Zlatan Ibrahimovic's goal drought.

Ibrahimovic was the French league's top scorer when PSG won the championship last season, with a career-high 30 goals, and the whole team was built around him under former coach Carlo Ancelotti.

Germany left back Dennis Aogo has joined Schalke on loan from Bundesliga rival Hamburger SV.

Schalke said in a statement that the 26-year-old Aogo signed a contract through June 2014.

FIFA has imposed global bans on players and referees from Lebanon, Armenia, Estonia and Tunisia implicated in match-fixing cases.

FIFA referee Ali Sabbagh of Lebanon is serving jail time in Singapore after being convicted of agreeing to fix matches in exchange for sexual favors.

Arsenal manager Arsene Wenger announced Lukas Podolski will be out injured for up to 10 weeks, three times longer than first believed.

After the Germany forward injured his left hamstring during Tuesday's Champions League victory over Fenerbahce, Wenger said he would only be out for three weeks.

What's left for a man who has won three Olympic sprint titles back-to-back?

Win all three again, of course.

Seven-time champion AC Milan avoided another early-season hiccup by reaching the group stage of the Champions League with a 3-0 win over PSV Eindhoven, and Celtic produced a stunning comeback to join them on Wednesday.

After a 1-1 draw in a tense first leg in the Netherlands, Kevin-Prince Boateng scored twice and Mario Balotelli added another to ensure Milan won the playoff 4-1 on aggregate and advanced to Thursday's draw.