Calvin Johnson retires from NFL
Calvin Johnson Reportedly Paid Lions $1 Million of Signing Bonus After Retiring, News, Scores, Highlights, Stats, and Rumors
Calvin Johnson-Darrelle Revis matchup highlights Lions-Bucs showdown
Calvin Johnson retires: 'I have played my last game of football' - ABC7 Chicago
49ers notebook: Team is careful to heap praise, not taunts, on Detroit Lions record-setting receiver Calvin Johnson – The Mercury News
Jaguars showcase depth in dominant performance in Detroit
Calvin Johnson - Wikipedia
Detroit's Calvin Johnson has no peers today, and maybe not in history
Post-Calvin Johnson Detroit Lions Resemble 1999 Squad