Tennis: Wozniacki suffers French Open injury scare

Caroline Wozniacki retired from her first-round match against Shelby Rogers in Strasbourg on Monday
PARIS (AFP) - Denmark s Caroline Wozniacki retired from her first-round match against Shelby Rogers in Strasbourg on Monday, throwing her status for the French Open into doubt.
The world number 12 was trailing American Rogers 7-6 (8/6), 1-0 before she was forced to pull out after receiving treatment for a back injury.
Wozniacki, a two-time US Open finalist, missed Roland Garros last year with an ankle problem.
The women s field for this year s tournament, which starts in Paris on Sunday, is already without former champions Serena Williams and Maria Sharapova.