Chelsea's Colwill suffers ACL injury in training

Colwill's injury might make Chelsea less favorable in upcoming matches, possibly impacting betting odds as they face Premier League challenges without a key player.

defender faces a long spell out of action after undergoing surgery on an anterior cruciate ligament injury. The club that Colwill had "successful surgery" after "medical assessments confirmed surgery would be the required course of action."

The injury occurred as Chelsea reported for preseason training this week, following their victory over in the Club World Cup final three weeks earlier. Chelsea manager Enzo Maresca earlier expressed concern about Colwill's injury.

"It was in the first session on Monday, just in the last minutes of the session," Maresca said in a news conference. "He felt something and, as I said, we need to wait and then we see. We don't know how long he is going to be out. I spoke with him yesterday and I told him that if we achieve what we achieved last year, it is also because of him -- and he was a main player for us."

Colwill, 22, was a key performer for Chelsea last season, making 43 appearances in all competitions as the London side finished fourth in the and won the as well as the Club World Cup. Chelsea kick off their Premier League campaign at home to on Aug. 17. The Colwill blow could possibly open the door for , Chelsea's new signing from Ajax.

Chelsea defender Levi Colwill faces a long spell out of action after undergoing surgery on an anterior cruciate ligament injury.

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