The subject of Bears leadership would be tiresome if it were not so precipitous.
During the owners meetings this Spring in Arizona, John Fox was asked how long it would take to turn around a Bears defense that was historically bad for the past two years.
The leadership, or lack of it, within the Bears over the past two seasons generally threw an increasingly negative light on coach Marc Trestman and staff.
Changes in defensive schemes can render some NFL players obsolete. It can create opportunities for others.
Changes have done both for Mason Foster.