The Detroit Red Wings have signed center Luke Glendening to a four-year extension worth $7.2 million. The team announced the deal Thursday. Glendening had a year left on his contract. Glendening has missed only one game with the Red Wings the past two seasons while averaging just less than 20 points. Read more http://espn.go.com/nhl/story/_/id/1...roit-red-wings-four-year-72-million-extension