Melvin Gordon's resurgent second year in the NFL hit what might be a significant snag Sunday. In the early going of the Chargers' game against the Panthers, Gordon was carted off with an injury after Philip Rivers lost a fumble.

The Chargers initially said Gordon was questionable to return with a hip injury. Later, they ruled him out for the remainder of the game.

If Gordon misses significant time, the Chargers will be without their workhorse and arguably their most important offensive player outside of Rivers. In his second season, Gordon has scored 12 touchdowns from scrimmage after going touchdown-less in his rookie year. He entered Sunday with 992 rushing yards and gained 5 yards before exiting the game, so if he doesn't return this year, he'll end up 3 yards shy of 1,000.

Gordon's injury only adds to the Chargers' woes. In a disappointing 5-7 season, the Chargers' offense has suffered injuries to:

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