Benn suffered a knee injury in the second quarter of yesterday's 38-15 win over the Seahawks on his only catch of the game. Benn had been improving steadily each week. Arrelious Benn will be the 8th starter to go on IR this season. According to Raheem Morris he tore a knee ligament. Earnest Graham suffered a neck injury in yesterday's game and did not return, his injury status is week-to-week. He did not suffer a concussion. UPDATE: According to Benn's twitter account, he has torn his ACL.