Many believe Carlos Hyde will have a breakout year in 2015

Daily 49ers blog for NBC Bay Area website: The Niners plan to alternate three running backs in 2015, but it's possible that Carlos Hyde could be so effective that he becomes the team's primary back. http://www.nbcbayarea.com/news/sports/Niners-Hyde-Could-be-Poised-for-a-Big-Season-316141531.html