Posted by ESPN.com's Bill Williamson
Here is an injury report from Oakland and San Diego. The two teams play in San Diego on Thursday:
In Oakland, four players didn't practice. Linebacker Ricky Brown was out with a groin injury as was receiver Ronald Curry. He has an ankle injury. Center Jake Grove was out with a calf injury. All three of those players didn't practice Monday, either. Receiver Ashley Lelie was out Tuesday with a headache. He practiced Monday.
Defensive end Kalimba Edwards, who has a team-high five sacks, was limited in practice both Monday and Tuesday with a hip injury.
In San Diego, four players didn't practice. Safety Clinton Hart didn't practice with a shoulder injury he suffered Sunday against Atlanta. He did practice Monday. Defensive tackle Jamal Williams didn't practice Tuesday but it was not injury related, the team said. Backup linebacker Marques Harris and fullback Mike Tolbert didn't practice Tuesday, either. Tolbert missed the Atlanta game and he was spelled by fellow rookie Jacob Hester.