Calvin Johnson missed his third straight day of practice Friday, the first time this season the Detroit Lions wide receiver has sat out an entire week of practice leading up to a game. He is officially listed as doubtful for the Lions, meaning he has less than a 50 percent chance of playing Sunday against Minnesota. Read more http://espn.go.com/nfl/story/_/id/11675426/calvin-johnson-detroit-lions-sat-entire-week-practice
