Calvin Johnson sits out practice Friday

If Lions wide receiver Calvin Johnson plays in the season finale at Minnesota, it will be without having practiced this week. Johnson (knee) sat out the Lions’ Friday workout, Tim Twentyman of DetroitLions.com reported today. The 28-year-old Johnson is gaining 17.8 yards per catch, a career-high. Overall, he’s hauled in 84 catches for 1,492 yards…