India, Dec. 26 -- The Detroit Lions could be without their top wide receiver in Week 18, their final game of the season. Amon-Ra St Brown went down during the Christmas game against the Minnesota Vikings on Thursday. He was seen struggling with his right knee.

In a positive update for the Lions, St Brown walked into the medical tent in his own power. Specifics are still not clear. The 26-year-old did not return to the game.

WR - Jameson Williams, Tom Kennedy

WR - Amon-Ra St. Brown, Dominic Lovett

LT - Taylor Decker, Dan Skipper

LG - Kayode Awosika, Miles Frazier

C - Graham Glasgow, Trystan Colon

RG - Tate Ratledge, Michael Niese

RT - Penei Sewell

TE - Shane Zylstra, Anthony Firkser

WR - Kalif Raymond, Isaac TeSlaa

QB - Jared Go...