Calvin Johnson Is Either Thinking About Retiring or Trying to Force the Lions to Release Him
Calvin Johnson talks retirement, says he was fed up with football
Megatron getting a different reaction than Barry did when he retired - Vintage Detroit Collection
Calvin Johnson Plans on Making a Surprising Omission From His Hall of Fame Speech: 'If You Ain't Got Nothing Good to Say, Don't Say It at All'
How will the Lions try to replace Calvin Johnson? - Pride Of Detroit
Detroit Lions receiver Calvin Johnson ends brilliant NFL career at age 30, Detroit Lions
Rogers: Calvin Johnson deserved better from Lions
Calvin Johnson: Career retrospective
Could Calvin Johnson return to Lions with special practice schedule?
Calvin Johnson still miffed over how Lions relationship ended
Calvin Johnson: Bigger, Stronger, Faster and, Maybe Soon, Retired - The New York Times
Early NFL Retirement: Lessons Learned From Luck, Brown, Sanders & Johnson - Windy City Gridiron