Cincinnati, OH (SportsNetwork.com) - Cincinnati Bengals linebacker Jayson DiManche was placed on season-ending injured reserve Monday.
The second-year linebacker broke his forearm in Sunday's 14-13 win over Tampa Bay.
DiManche played in all 12 Bengals games this season, making one start on defense. Between defense and special teams, he totaled 10 tackles and a forced fumble.
A Southern Illinois product, the undrafted DiManche appeared in all 16 games for Cincinnati as a rookie in 2013.