Calvin Johnson: Detroit Lions Wide receiver retires
Calvin Johnson statement on retirement decision
Detroit Lions' Calvin Johnson is retiring and is 'at peace with it'
Monarrez: How I'll remember the quiet, funny Calvin Johnson
Calvin Johnson officially retires from NFL
Lions wide receiver Calvin Johnson announces retirement after nine
Calvin Johnson brings an end to nine-year career with Detroit
Calvin Johnson Officially Retires
Detroit Lions receiver Calvin Johnson officially retires from NFL
Lions' Calvin Johnson makes 'difficult decision' to retire
Lions president: Calvin Johnson remains uncertain on retirement
Detroit Lions star WR Calvin Johnson retires after 9 seasons