The head of Germany's football federation, Theo Zwanziger, called Wednesday for FIFA to re-examine the awarding of the 2022 World Cup to Qatar over bribery allegations.

"I think there is a significant degree of suspicion that one cannot just dismiss," Zwanziger told ZDF public television when asked about calls for the sport's world governing body to take away the event from Qatar.

Roger Federer believes the pressure will all be on Novak Djokovic when the pair meets in the French Open semi-finals on Friday.

Victory for Djokovic, the second seed, will see him replace Rafael Nadal as world number one, while he would also equal John McEnroe's 1984 record of 42 matches unbeaten at the start of a season.

FIFA faced fresh calls for sweeping reform Tuesday despite denials from President Sepp Blatter that football's corruption-tainted governing body was in crisis.

The 'lucky' sweater worn by Germany coach Joachim Loew at the 2010 World Cup is heading to the country's football museum.

The German football federation says the blue V-neck garment will be one of the exhibits when the museum opens in Dortmund in 2014.

Novak Djokovic had a successful day off from tennis Monday, reaching the semifinals of the French Open when his quarterfinal opponent withdrew because of injury.

Fabio Fognini, who injured a muscle in his left leg while beating Albert Montanes on Sunday, announced Monday that he would not be able to play Djokovic, who is 41-0 in 2011 and has won 43 straight matches overall.

Lionel Messi may have been the inspiration behind Barcelona's 3-1 demolition of Manchester United in Saturday's Champions League final, but the achievement of coach Pep Guardiola off the field cannot be understated.

After a season with Barca?s youth side as his only real coaching experience he took on the demanding role of first team trainer in 2008 and has since won three league titles on the trot.

Top seed Rafael Nadal and fourth seed Andy Murray both reached the last 16 of the French Open on Saturday, but while the Spaniard hardly broke sweat, Murray finished with a damaged right ankle.

The 24-year-old Scot had been coasting along at 6-2, 2-1 and deuce on German Michael Berrer's serve when he jarred his right ankle badly trying to run down a drop shot.

Suzanne al-Houby, a Palestinian who lives in the United Arab Emirates, has become the first woman to scale Mount Everest, the world's tallest mountain, she said in a statement on Saturday.

"Becoming the first Arab woman to reach the top of the world was an enormous thrill and a great privilege," Houby said in the statement.

British Prime Minister David Cameron thinks the workings of football's governing body FIFA are "murky", The Times newspaper quoted a Downing Street source as saying Saturday.

The battle for the FIFA presidency has been thrown further into turmoil as the Zurich-based body announced they have opened a probe for alleged corruption against President Sepp Blatter.

It's a motor rally with a difference: souped-up "green" vehicles going head to head in an international eco-marathon to see who runs the longest on as little energy as possible.

Germany's Eurospeedway Lausitz, around 130 kilometers (80 miles) south of Berlin, is hosting the Shell Eco-marathon this week where nearly 3,000 participants are putting the world's most fuel-efficient vehicles to the test.