Three-time Pro Bowl guard Kyle Long, who was placed on injured reserve with a right foot injury on Nov. 3, has been activated off IR for the regular-season finale vs. the Vikings.
Bears inside linebacker Jerrell Freeman becomes the third Chicago starter to land on injured reserve, joining wide receivers Cameron Meredith and Kevin White.
The Blackhawks get forward Marian Hossa back from injured reserve for Thursday's game.
Bears quarterback Jay Cutler is ahead of schedule in his recovery from shoulder surgery, but general manager Ryan Pace wouldn't address his future with the team.
The Blackhawks put forward Marian Hossa on IR and activated center Artem Anisimov on Tuesday.
Blackhawks center Artem Anisimov was put on injured reserve on Thursday with an upper-body injury, but Corey Crawford will return on Friday.