As most of these things do, the news of Calvin Johnson’s retirement being a mere formality came from Adam Schefter:
per @AdamSchefter Calvin Johnson told head coach Jim Caldwell the day after the regular season ended that 2015 would be his final NFL year
— Dianna Marie Russini (@diannaESPN) January 31, 2016
Calvin Johnson told family 2015 would be his final year and delivered same message to Jim Caldwell after season ended, sources told ESPN.
— Adam Schefter (@AdamSchefter) January 31, 2016
Lions fans, and football fans in general, have been waiting to hear if Calvin Johnson had made a decision about his future since the season ended.