The Miami Dolphins have extended the contract of linebacker Koa Misi through the 2017 season.
Financial details were not disclosed.
Misi is entering his fourth NFL season and last year started each of the 14 games he played, finishing with 65 tackles and 3 1/2 sacks.
The 26-year-old Utah product was selected by the Dolphins in the second round of the 2010 draft. He has 140 tackles, including 105 solo, with nine sacks in 42 career games, including 34 starts.