Niners go all in with three-tight end sets in opener

Daily 49ers blog for NBC Bay Area website: In the season-opening victory over Minnesota, the 49ers showed a new look with heavy use of three-tight end sets throughout the game. Will that continue this Sunday vs. Steelers? http://www.nbcbayarea.com/news/sports/Niners-Offense-Has-a-Tighter-Look-328041731.html