Lions wide receiver Calvin Johnson announces retirement after nine
Deadline Detroit Finally Official: Lions' Star Calvin Johnson Is
Calvin Johnson reflects on Hall of Fame career, has no regrets
Calvin Johnson says he'll reconnect with Lions on one condition
Detroit Lions receiver Calvin Johnson ends brilliant NFL career at
Calvin Johnson: Lions Made Me Change My Story About Concussion
Detroit Lions star WR Calvin Johnson retires after 9 seasons
Calvin Johnson - Wikipedia
When Calvin Johnson retired, he left a Hall of Fame legacy that
Calvin Johnson retires: 'I have played my last game of football
Calvin Johnson's retirement statement: 'At peace' with decision
Calvin Johnson Says Playing for Lions Factored Into His Decision
Lions star Calvin Johnson retires
VIDEO: Calvin Johnson talks motivation, retirement with Glover