"Derby County Football Club can confirm that officers from the Derbyshire Constabulary were called to the Derby County Training Centre at around 11:20am on Thursday 10th January 2019 following reports of a man acting suspiciously outside the premises", reads the statement. A man was found at the perimeter fence of Moor Farm and was spoken to.
The statement added: "Officers conducted routine checks which were all above board". Despite media reports, no damage to the fence was found, and the man was stopped outside the grounds.
Championship leaders United host Derby County in a league match at Elland Road tonight.
The Rams have now confirmed the matter themselves and since revealed that they believe it was in fact a member of Leeds United's staff.
Friday night's big Championship clash between Derby County and Leeds United has been rocked with the news a "spy" was escorted off Derby's training ground prior to the game.
The club says they are in discussions with Leeds over the incident.