The Denver Broncos signed 14-year veteran linebacker Keith Brooking on Monday. Brooking, who is a five-time Pro Bowler, has spent the last three seasons with the Dallas Cowboys, recording 50 tackles last year. The 12th overall pick by the Atlanta Falcons in 1998, Brooking has accumulated 1,225 tackles, 21 sacks and 13 interceptions over 209 career games with the Falcons and Cowboys. Source: The Sports Network