Frank Leboeuf has urged Chelsea to sign a new central midfielder and has identified the player he would love to see arrive at Stamford Bridge.
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New Blues owner Todd Boehly spent more than £250m on new signings last summer, bringing the likes of Raheem Sterling, Kalidou Koulibaly, Pierre-Emerick Aubameyang, Wesley Fofana and Marc Cucurella to the west London club.
After an underwhelming start to the season which culminated in the sacking of Champions League-winning manager Thomas Tuchel, Chelsea have impressed under new boss Graham Potter.
The Blues remain unbeaten under Potter, climbing to fifth in the Premier League and top of Champions League Group E.