Chelsea manager Thomas Tuchel has confirmed N'Golo Kante suffered an injury during Sunday's draw with Tottenham.
The Frenchman tweaked his hamstring in the thrilling 2-2 draw at Stamford Bridge.
And Tuchel has confirmed the injury does not look good.
Speaking after the game, Tuchel said: "It seems like a muscle injury, a hamstring. He said he feels it pretty strong, so not good."
Tuchel's side next face Leeds United at Elland Road next Sunday.