San Francisco 49ers center Daniel Kilgore (67) lies on the field after being injured against the Denver Broncos during the first half of an NFL football game, Sunday, Oct. 19, 2014, in Denver.
San Francisco 49ers center Daniel Kilgore (67) lies on the field after being injured against the Denver Broncos during the first half of an NFL football game, Sunday, Oct. 19, 2014, in Denver. Joe Mahoney AP
San Francisco 49ers center Daniel Kilgore (67) lies on the field after being injured against the Denver Broncos during the first half of an NFL football game, Sunday, Oct. 19, 2014, in Denver. Joe Mahoney AP