The reason: he was Johnson once. Allen, the Bears ’ new defensive coordinator, was a 39-year-old first-time head coach when the Raiders started their 2012 regular season. Johnson will be 39 when the Bears play their first game with him as their head coach.

The coordinators hired by Chicago Bears coach Ben Johnson enter their new jobs with vastly different amounts of coaching experience.

R eaction to the Chicago Bears hiring Ben Johnson as their new head coach has been pouring in, and the most recent player to share his thoughts was wide receiver Rome Odunze. The