ALLEN PARK, Mich. - The Lions have released their official injury report for Sunday's game against the Titans.
TIght end Tony Scheffler and safety Louis Delmas are both listed as doubtful. Scheffler missed all week of practice with a calf injury suffered in the loss to San Francisco. Delmas is still recovering from knee surgery he underwent during training camp.
Rookie linebacker Travis Lewis is also listed as doubtful.
After missing Wednesday and Thursday with a knee injury, Corey Williams practiced Friday and is listed as questionable for Sunday.
Cornerback Jacob Lacey joined Williams in the questionable listings with a toe injury.
Good news from the secondary after weeks of injuries: Bill Bentley and Chris Houston are both probable for Sunday. Bentley is recovering from a Week 1 concussion and Houston hasn't played since injuring his ankle in the third preseason game against Oakland.
Calvin Johnson is also listed as probable after being held out Wednesday and being limited Thursday.