The Metropolitan Police are investigating an alleged "malicious communication" received by Queens Park Rangers football club on Friday.
A spokesman for Scotland Yard said: "I can confirm we are investigating an allegation of malicious communication received today [Friday] at QPR football club. Officers from Hammersmith and Fulham are investigating."
QPR will play Chelsea in an FA Cup match at their home ground, Loftus Road, in west London on Saturday afternoon.
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