Foster gives 49ers' D an extra dimension

Daily 49ers blog for NBC Bay Area website: The 49ers defense that will be without LB Reuben Foster the first two games of 2018 will be much different than the unit that will have him for the final 14 games. https://www.nbcbayarea.com/news/local/Niners-Defense-is-Much-Different-Without-Foster-487897671.html