City assistant David Platt had suggested the striker could be out for two weeks with a groin injury, but the Argentine star appears to have made a speedy recovery. Manchester City striker Sergio Aguero has played down the severity of the injury he picked up against Blackburn Rovers on Saturday, insisting that he will be joining up with the Argentina squad on Monday. Manchester City striker Sergio Aguero has played down the severity of the injury he picked up against Blackburn Rovers on Saturday, insisting that he will be joining up with the Argentina squad on Monday.