"It's an ankle injury and it's very badly swollen," Ferguson told Sky Sports.
"He'll be out for 2-3 weeks which is extremely disappointing."
Lewis Hamilton heads into the Russian Grand Prix trailing Sebastian Vettel by seven points following the Ferrari driver's victory last
Surrey and England all-rounder Zafar Ansari shocked the cricket world on Wednesday by announcing his retirement at the age of 25.
Tottenham are set to give defender Toby Alderweireld a bumper pay-rise this summer to ward off interest from the likes
Saturday's fight between Anthony Joshua and Wladimir Klitschko represents the eighth between a British heavyweight and one of the Klitschko brothers.
Maria Sharapova will return to the WTA Tour on Wednesday following a 15-month doping suspension.
When one of football's most ferocious and toxic personal rivalries came to Manchester last summer, the game crackled with anticipation.
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