Expect 49ers' "different" offense to be mostly the same

Daily 49ers blog for NBC Bay Area website: The 49ers say their offense in 2014 will be different. What does that mean? It probably doesn't mean abandoning the run and throwing every down. http://www.nbcbayarea.com/news/sports/Niners-Different-Offense-May-be-Mostly-the-Same-264250801.html