Updated

Englewood, CO (SportsNetwork.com) - Denver Broncos wide receiver Wes Welker and defensive lineman Derek Wolfe have both been ruled out for Thursday's game against the San Diego Chargers.

Welker suffered a concussion during Sunday's game against the Tennessee Titans. The Texas Tech product has caught 73 passes for 778 yards and 10 touchdowns in 13 games this season.

Cornerback Champ Bailey is listed as questionable with a foot injury that has limited him to three games this season.