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 person spoke to the AP on condition of anonymity because the deal had not been finalized.

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

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