San Francisco 49ers star Kyle Juszczyk was helped off the field after sustaining a gruesome injury. In the fullback’s Sunday, October 4, game against the Denver Broncos, Juszczyk, 35, was running when he was tackled and appeared to spin sideways before landing on his back. Juszczyk remained on the ground as he was surrounded by several of his teammates and while medics came to his aid. He was then helped off the field by trainers as the game at Levi’s Stadium in Santa Clara, California, continued. “Kyle Juszczyk has been ruled out with a knee injury,” the broadcast later st...