Of 17 black head coaches in NFL history who have coached at least 1 full season 23.5% (4) fired from winning teams.

Of 174 white coaches since 1978, only 6.9% (12) were fired from winning team. GREAT research by @wagesofwins puts Jim Caldwell in context https://t.co/fW6vFZK05g

— #StopCopCity (@ChuckModi1) January 3, 2018