Chelsea centre back Levi Colwill suffered an anterior cruciate ligament (ACL) injury in training, the Premier League club said late on Thursday, with the 22-year-old expected to miss much of the new season.

Chelsea have confirmed that Levi Colwill has undergone successful surgery after suffering an anterior cruciate ligament (ACL) injury in pre-season training.Colwill is a massive miss for the Blues

Maresca is likely to rely on Tosin Adarabioyo, Benoît Badiashile, Wesley Fofana and Trevoh Chalobah in the wake of Colwill’s injury. Though, summer signing Jorrel Hato does have experience playing centrally as well for Ajax.