Calvin Johnson Is Officially Retiring From the NFL
Ex-Lions WR Calvin Johnson 1 step closer to first-ballot Pro Football Hall of Fame induction
It's true: Lions' Megatron Calvin Johnson will retire from football at age 30
Calvin Johnson: Lions told him to change concussion story
Detroit Lions: Will Offense Be Better Without Calvin Johnson?
Calvin Johnson retires: 'I have played my last game of football' - ABC7 Chicago
Calvin Johnson Chose Retirement Over the 'Insanity' of the Lions
Lions star WR Calvin Johnson, 30, retires after 9 seasons
Calvin Johnson leaves a legacy in Detroit far beyond catches and yards - Vintage Detroit Collection