Chelsea manager Thomas Tuchel has admitted he is worried about Trevor Chalobah's injury.

The English defender is enjoying a breakthrough season at Stamford Bridge.

Chalobah injured his hamstring in the 2-1 win over Watford on Thursday.

"The most worried I am is about the injury for Trevoh Chalobah," said Tuchel.

"It's a big loss from Trev. I'm a bit worried."