4:30 PM - Chukwuma Okorafor (Pit) has entered concussion protocols Sunday, according to head coach Mike Tomlin, Alex Kozora reports.

8:06 PM - Chukwuma Okorafor (Pit) re-signed with the Steelers for three years Monday, Adam Schefter of ESPN reports.

8:00 PM - Chukwuma Okorafor (Pit) (concussion) was listed as a full participant at the Steelers' practice Wednesday, Brian Batko of the Pittsburgh Post-Gazette reports.

3:26 PM - Chukwuma Okorafor (Pit) (concussion) has been ruled out for Sunday's game at Green Bay, Adam Caplan of SiriusXM NFL Radio reports.

4:21 PM - Chukwuma Okorafor (Pit) Mike Tomlin confirmed that Okorafor (head) suffered a concussion Sunday, Brooke Pryor of ESPN.com reports.

3:41 PM - Chukwuma Okorafor (Pit) (head) has been ruled out of Sunday's game against the Bengals, Brooke Pryor of ESPN.com reports.