With Duke Riley also a free agent, Britt gives the Dolphins a veteran third inside linebacker behind starters Jordyn Brooks and Tyrel Dodson, who agreed to a new deal on Wednesday. He has played between 114 and 324 special teams snaps every season.

The Miami Dolphins are bringing back offensive lineman Liam Eichenberg, who started 15 games at guard last year.

The Dolphins are re-signing offensive lineman Liam Eichenberg to a one-year deal, Adam Schefter of ESPN reports.

The Miami Dolphins are signing former Tampa Bay Buccaneers linebacker K.J. Britt to a one-year deal, according to ESPN's Adam Schefter. Britt, 25, was a fifth-round pick for Tampa Bay in the 2021 NFL draft and stepped into the starting lineup for 11 games during the 2024 season after mostly working as a backup and a special teamer in his first three seasons.

The Miami Dolphins added a power-running veteran to their running back room on Thursday, agreeing to a deal with Alexander Mattison, a person with knowledge of the agreement told The Associated Press.

The Dolphins and free agent RB Alexander Mattison agreed to terms. Here’s what to know and how he fits in Miami.

Free agent running back Alexander Mattison has agreed to a one-year contract with the Dolphins, a source confirmed to ESPN.