For the first time in 25 years, the Patriots will have a new-look defense. Here's what to expect out of Terrell Williams and Mike Vrabel's unit.

When Vrabel was named Titans head coach in 2018, he hired Williams to coach the defensive line, and by 2023 named him assistant head coach and had him serve as head coach of the team's preseason opener. Vrabel cited Williams' ability to "reach every player" across the roster -- including offense.

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