As of a few days ago, there’s one less proven defender who can chase down opposing quarterbacks available. Kristopher Knox of Bleacher Report took a look at nine quality players still available for teams to sign ahead of the preseason. The last of the nine is a three-time Pro Bowler who has added some oomph to the pass rush of five different franchises in 10 years. “Future Hall of Famer Von Miller was the most prolific pass-rusher left on the free-agent market,” explained Knox.