The Ravens have signed linebacker Brendon Ayanbadejo to a 4-year, $4.925 contract.  He played in 16 games for the Bears last season and he made 20 tackles and forced 2 fumbles.  He has now played in 80 games in his NFL career and he has made 130 tackles, defensed 1 pass, forced 4 fumbles and intercepted a pass.  He is a good special teams player and he’ll add depth to the defense.