The Chargers fear that wide receiver Mike Williams may have suffered a potentially season-ending left knee injury in their win over the Vikings. Williams will undergo an MRI to confirm the diagnosis. If Williams is out, it could open up opportunities for rookie Quentin Johnston and third-year player Josh Palmer.

• Chargers fear that Mike Williams may have a season-ending knee injury
• Williams will have an MRI to confirm the diagnosis
• Rookie Quentin Johnston and third-year player Josh Palmer could see increased opportunities if Williams is out