Getty A former Detroit Lions favorite is retiring, and he's doing so with a very emotional and heartfelt message. Even when players move on from the Detroit Lions , it’s normal to want to keep up with what they’re doing and where they’re landing with other teams. Now, one former Detroit Lions defensive tackle has shared a gut-wrenching post announcing his retirement from the NFL. This isn’t just any retirement post. This message is truly a tear-jerker and shows that this player has a big heart.