Three Bears stars sat out practice due to injuries Thursday at Halas Hall in Lake Forest.
Defensive tackle Akiem Hicks (groin), outside linebacker Khalil Mack (foot) and receiver Allen Robinson (ankle) all sat out practice for the second consecutive day. Also sitting out Thursday was tight end J.P. Holtz (quad) and linebacker Caleb Johnson (knee).
Tight end Jimmy Graham returned to practice after taking an extra day of rest Wednesday.
Linebacker Christian Jones (back), receiver Darnell Mooney (groin) and return specialist Jakeem Grant (groin) were limited participants Thursday.
Quarterback Justin Fields (rib/knee), defensive back Xavier Crawford (back), defensive back Duke Shelley (ankle), linebacker Joel Iyiegbuniwe (hamstring), linebacker Danny Trevathan (knee) and running back Ryan Nall (ankle) are dealing with injuries but were full participants.
The Bears on Thursday placed running back Damien Williams on the reserve/COVID-19 list. Williams will miss at least five days. Rookie Khalil Herbert will likely start at running back Sunday against the Green Bay Packers at Soldier Field.