The Detroit Lions have lost some key coaches this offseason. Ben Johnson took the head coach job with the Chicago Bears, Aaron Glenn took the head coach job with the New York Jets and Terrell Williams took the defensive coordinator job with the New England Patriots.

The 50-year-old Williams coached defensive line for Mike Vrabel for six seasons in Tennessee, also serving as the team’s assistant head coach for Vrabel’s final season.

Detroit Lions defensive line coach Terrell Williams agreed Wednesday ... also have interviewed for coordinator jobs, with the Seattle Seahawks and San Francisco 49ers, respectively, and Fraley ...

According to NFL Network's Tom Pelissero, the Lions are promoting offensive line coach Hank Fraley to run game coordinator/offensive line coach. The move should keep Fraley with the Lions amid concerns he could leave to become an offensive coordinator elsewhere.

Ben Johnson took the head coach job with the Chicago Bears, Aaron Glenn took the head coach job with the New York Jets and Terrell Williams ... does with the Seattle Seahawks.

The Detroit Lions' coaching staff could take another hit as the coach of their best unit has gotten a second interview with the Seattle Seahawks.

New England Patriots head coach Mike Vrabel has made his second big hire, snagging another former Detroit Lions coach for his defensive coordinator.

According to reports, the New England Patriots want to hire Detroit Lions defensive line coach Terrell Williams as their next defensive coordinator.

A comprehensive list of reports on which coaches are interviewing with the Detroit Lions for offensive coordinator, other staff movements.

A comprehensive list of reports on which coaches are interviewing with the Detroit Lions for the open offensive and defensive coordinator positions.

Hank Fraley will remain in Detroit and has been promoted, according to reports. In addition to his offensive line coach duties, he now will also have the title of run game coordinator.