Mailbag: Can Detroit Lions compete with Packers, Vikings in NFC North? - ESPN - Detroit Lions Blog- ESPN
Detroit Lions notes: Calvin Johnson misses practice; Josh Bynes ready to go – Macomb Daily
NFL trade rumors: Teams have approached Lions about dealing Calvin Johnson - Pride Of Detroit
Former Detroit Lions All-Pro Calvin Johnson happy in retirement - ESPN - Detroit Lions Blog- ESPN
Calvin Johnson on retiring -- No chance at Super Bowl with Detroit Lions - ESPN
Detroit Lions' Wood: Calvin Johnson still unsure about retirement
Calvin Johnson and Julio Jones have played the exact same amount of career NFL games, here's a break down: : r/nfl
Wahdinga (@jasoncabinda) • Instagram photos and videos
Mailbag: What might Detroit Lions do with first-round pick? - ESPN - Detroit Lions Blog- ESPN
ESPN Report Says Calvin Johnson Is Retiring From The NFL
Jamie Samuelsen: My ideas for Detroit-based '30 for 30' documentaries
Detroit Lions news: team focuses on their own in free agency