Chicago erased a 17-point second-half deficit and stunned the Chiefs 29-27 with a walk-off touchdown from backup quarterback Tyson Bagent to rookie Jahdae Walker. But the way the first-team unit looked left Johnson frustrated.

Bears coach Ben Johnson called out a "sloppy" first half in Friday's preseason win over the Chiefs that included a fumble and critical penalties, saying, "We got to get better in a hurry."