Dan Campbell and the Detroit Lions have had to revamp their coaching staff early this offseason. The Lions lost both coordinators to head coaching jobs, with offensive coordinator Ben Johnson taking over the Chicago Bears and defensive coordinator Aaron Glenn leaving for the New York Jets.

Here are four things to know about new Patriots defensive coordinator Terrell Williams. Read more on Boston.com.

The Detroit Lions' coaching staff has undergone the biggest changes yet this offseason under fifth-year head coach Dan Campbell.

News quickly followed that defensive line coach, Terrell Williams ... For the first time since Dan Campbell arrived in Detroit, the future appears ... cloudy? Uncertain? Pick your term.

Terrell Williams spent six seasons working with new Patriots coach Mike Vrabel before coming to Detroit last winter.

It’s been a long time coming, but Ben Johnson (Chicago Bears) and Aaron Glenn (New York Jets) are off to run their own franchises. Who they take with them is the next question, but what we do know right now is that Dan Campbell is tasked with replacing two of his closest confidants in the middle of a Super Bowl window.

Terrell Williams, who Dan Campbell has described as the NFL's best defensive line coach, has left the Lions to become the DC in New England.

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.

A report from @mzenitz indicates that the New England Patriots are targeting Lions' DL coach Terrell Williams to be their new DC. He worked closely with Patriots HC Mike Vrabel in Tennessee. Another change to the coaching staff could be on the horizon @DetroitPodcast

Dan Campbell will be looking for more than just ... Detroit Lions defensive line coach Terrell Williams agreed Wednesday to join new New England Patriots coach Mike Vrabel's staff as defensive ...

Randle El, who played nine seasons as a receiver in the NFL, joined coach Dan Campbell's staff as the WR coach after two years as an offensive assistant with the Tampa Bay Buccaneers. The Lions won a franchise-record 15 games in 2024 but were upset 45–31 by the Washington Commanders in the divisional round last weekend.

After the Lions blew a 17-point halftime lead in the NFC Championship last year, coach Dan Campbell told the players, "This may have been our only shot."