Coach: Matt Eberflus (first season as an NFL head coach).
Last season: 6-11 (third in the division).
Key additions: CB Kyler Gordon, DE Al-Quadin Muhammad, DT Justin Jones, LB Nicholas Morrow, WR Velus Jones Jr., C Lucas Patrick.
Key subtractions: LB Khalil Mack, CB Artie Burns, OT Jason Peters, LB Alec Ogletree, WR Allen Robinson II, G James Daniels, S Tashaun Gipson, DE Bilal Nichols, T Germain Ifedi, TE Jesse James.
Looking ahead: The Bears aren’t messing around with their rebuilding — first-time NFL head coach, trading Sackmaster Mack and his Furious Pass Rush, returning only 11 starters.