Sir Alex Ferguson admitted he was shocked when he heard that Rio Ferdinand had got an international recall, and has hinted the defender's fitness may yet prevent him from returning to the England fold.

• Payne: Rio managing differences

Ferguson has urged the England staff to follow Manchester United's lead and manage the 34-year-old's workload in both games and training sessions.

The centre-back, who has not played for his country since June 2011, was ...

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