The placed wide receiver on the injured reserve list Sunday due to a knee injury.Palmer will mi s at least four games, beginning against the .Palmer, second on the Chargers Julio Teheran Jersey in receptions (23) and yards receiving (377), aggravated the injury during the fourth quarter against the in Week 8.ADVERTISEMENT Palmer started the last four games after suffered a season-ending knee injury during the second half against the in Week 3.With Palmer out of the lineup, first-round pick is expected to get more snaps. Johnston had five catches for 50 yards last week after being limited to one catch in the previous two games.Los Angeles (3-4) also activated wide receiver from the physically unable to perform list.Guyton has been out since Week 3 last season after suffering a knee injury. In 38 games for the Chargers, Guyton has six touchdowns and is averaging 16.8 yards per catch.The Chargers also activated defensive lineman from the PUP list and waived defensive lineman .Reporting by The A sociated Pre s. Want great stories delivered right to your inbox? Create or log in to your FOX Sports account, follow leagues, teams and players to receive a personalized newsletter daily. Ozzie Albies Jersey