The Bears allowed 29.9 points per game on defense last year, tied for 30th in the NFL. They were also ranked last in rush yards allowed per game at 161.4.
Marc Trestman has been a part of nine different NFL teams in his coaching career, two college football teams, and one CFL team as the head coach for the Montreal Alouettes.
Lamarr Houston spent the first four years of his career with the Oakland Raiders before leaving to become a Bear this spring.
When he played he was among the most feared and most hilarious defensive linemen in the NFL.
General manager Phil Emery stocked the defensive pipeline with youth over his first three drafts with three linebackers, two defensive tackles, a cornerback and two safeties within the first four