The Lions are promoting linebackers coach Kelvin Sheppard to defensive coordinator. Here are some things to know about Sheppard.

The Detroit Lions have gone through a brain drain within the coaching staff in the aftermath of their season-ending loss to the Washington Commanders in the divisional round. Since that defeat, Ben Johnson has been hired as the head coach of the Chicago Bears and Aaron Glenn has inked a deal to lead the New York Jets,

The Lions already hired Kacy Rodgers as the new run game coordinator and defensive line coach. Rodgers is taking over for Terrell Williams, who left Detroit to become the defensive coordinator of the New England Patriots. Read all the best Lions coverage at the Detroit Free Press and Lions Wire.