Chargers WR Mike Williams departs with knee injury

(Photo credit: Denny Simmons / The Tennessean / USA TODAY NETWORK)
Los Angeles Chargers wide receiver Mike Williams was carted off the sideline in the fourth quarter of Sunday's game against the Minnesota Vikings with a left knee injury.

Williams caught a pass over the middle when he took a hit from Minnesota's defensive tackle Harrison Phillips and grabbed for his knee. He was helped off the field before being taken to