Derby released a statement on their official website confirming the events, and Bielsa has admitted that the "spy" was there on his instruction.
With Lampard leading a session on Thursday in the build up to the game, the Twitter account for Derbyshire Constabulary's Response Unit confirmed a man had been found by the perimeter fence of Derby's training ground.
"I'm the only one responsible for it, I didn't ask Leeds for permission to do that".
Apple to release three new iPhones amid struggling sales
Earlier this week we saw the first alleged renders of the upcoming iPhone 11 and today there's a fresh report about it. The Apple iPhone XI Max will lead the way with its previously rumoured triple-camera system on the rear.
Yesterday I talked to Frank and he told me I didn't respect his club. "For me it's enough that Frank Lampard and Derby felt it was not the right thing to do", the Argentinean manager said in his pre-match interview.
Manager Frank Lampard stopped training until the incident had been resolved. I have been using this kind of practice since the qualifications for the World Cup with Argentina.
The club says they are in discussions with Leeds over the incident.
Frank Lampard's men are set to face Championship leaders Leeds on Friday night, with the Rams looking to increase the gap between themselves and Nottingham Forest in seventh. "For some people it's the wrong thing to do and for other's it's not the wrong thing to do". The man was asked to leave but it wasn't followed up like this time'.
R Kelly visited by police at birthday party
We have confirmed investigators reached out to Asante McGee, one of the women who allegedly escaped R. The song also has an alternate version with Christina Aguilera , which was released at a time when R.
"On a sportsman's level, it's bad".
"It's disrupted our build-up to this game".
"So I think you look at all three of those games and you think, we can go away from home and play well and almost get a result against Chelsea and obviously win the other two games".
"He's admitted it, so I don't think there'll be any further action - but we had a guy in the bushes before we played Leeds earlier this season, and we lost 4-1". We were training on team tactics, team shape, personnel, how we are going to press, how we will work off the ball, the fact Harry Wilson wasn't training would become evident, so the person who is watching will see all of that.
Arjen Robben urges Callum Hudson-Odoi to sign for Bayern Munich
The Blues were beaten 1-0 by Tottenham in the first leg of their Carabao Cup semi-final and have been criticised for their struggles in front of goal .
Derby County have very much been the nearly-men of the Championship over the past few years, often falling at the final hurdles keeping them from returning to the Premier League.