Lake Forest, IL (SportsNetwork.com) - The Chicago Bears signed linebacker Sam Acho to a one-year contract on Wednesday.

Acho, 26, spent the first four years of his career with the Arizona Cardinals, and last season compiled 31 tackles, one sack and one interception in 16 games.

A fourth-round pick in 2011 out of Texas, Acho has registered 124 tackles, 13 sacks and three interceptions in 51 career games (32 starts).

The Bears also signed cornerback Sherrick McManis to a one-year contract. McManis has appeared in 62 games with one start through five seasons with the Texans (2010-11) and Bears (2012-14).