San Francisco Chronicle Quotes Dr. Kenneth Jung: How is 49ers’ Fred Warner playing with a fractured ankle? A surgeon explains

Dr. Jung opines on 49ers star line-backer’s potential for re-aggravating injury. Article:  How is 49ers’ linebacker Fred Warner playing with a fractured ankle? How is 49ers’ Fred Warner playing with a fractured ankle? A surgeon explains   Fred Warner isn’t playing as well as he was to start the season, but plenty of fans might be…