BREAKING NEWS: More injury woe for Manchester United as Mata has groin operation

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Manchester United playmaker Juan Mata has undergone groin surgery, the Premier League club have confirmed.

The Spain international has been one of United's best performers under Jose Mourinho this season, with 10 goals and six assists in 38 appearances across all competitions.

The expected length of Mata's absence has not been announced but the prospect of the 28-year-old spending a prolonged period on the sidelines adds to mounting injury worries for Mourinho's Europa League quarter-finalists.