Lighter Carradine may play heavier load for 49ers

Daily 49ers blog for NBC Bay Area website: Tank Carradine has dropped weight and regained his quickness, but will that mean he'll finally be the player the 49ers had envisioned?http://www.nbcbayarea.com/news/local/Less-May-be-More-for-Carradine-This-Season-376574801.html