The Miami Dolphins added a power-running veteran to their running back room on Thursday, agreeing to a deal with Alexander ...

Joe Schad is a journalist covering the Miami Dolphins and the NFL at The Palm Beach Post. You can reach him at ...

The Miami Dolphins added a power-running veteran to their running back room on Thursday, agreeing to a deal with Alexander ...

Dolphins add running back Alexander Mattison. He has started 26 career games, including 7 for the Raiders last season.

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

The Miami Dolphins are bolstering their backfield in free agency. The Dolphins agreed to sign veteran running back Alexander ...

Mattison makes his way to Miami following six seasons in Minnesota and Las Vegas. The Bronco great has tallied 2,790 rushing yards and 22 total scores in the NFL.

Joining Miami ...

The Miami Dolphins announced today that they have signed running back Alexander Mattison as an unrestricted free agent.

The Raiders added a former Dolphins running back in the form of Raheem Mostert on Thursday. Miami is set to pull off ...

Mattison is a 5-foot-11, 220-pound rusher who immediately becomes the heaviest tailback on the Dolphins roster as Miami ...

The Miami Dolphins are making an addition to their running back room. The Dolphins agreed to a one-year deal with former Minnesota Vikings and Las Vegas Raider ...