EL SEGUNDO, Calif. -- The Chargers ruled out left tackle Joe Alt , who has a high right ankle sprain, for Sunday's game against the Washington Commanders .

L.A. also ruled out wide receiver Derius Davis with a knee injury. Harbaugh said that cornerback Tarheeb Still would continue to return punts with Davis out.

Alt exited the first quarter of the Chargers' Week 4 loss to the New York Giants on a medical cart, after Giants outside linebacker Kayvon Thibodeaux fell into Alt's right leg during a play early in the first quarter.

Harbaugh said he didn't know if Alt would land on injured reserve. Alt missed all of practice and walked around the locker room with a walking boot. He said Wednesday that he was working to "get back as fast as we can."

Harbaugh said the Chargers kno

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