Former Buffalo Bills defensive assistant and head coach Joe Collier has died at 91. https://www.msn.com/en-us/sports/nfl/former-bills-head-coach-dies-at-91/ar-BB1m3F64?ocid=msedgntp&pc=HCTS&cvid=7f8f7717a3b54e38ac5ffafdbed9b57b&ei=7 GO4AWILDRIDE