The Minnesota Vikings had a scare this week with quarterback J.J. McCarthy. He had a knee procedure to relieve swelling that included a biological injection of platelet-rich plasma. The idea of McCarthy undergoing a second knee procedure in a vacuum can be kind of scary from a fan's perspective.

Minnesota Vikings quarterback J.J. McCarthy recently underwent another procedure on his surgically repaired knee, head coach Kevin O'Connell told reporters on Wednesday. The rookie had season-ending surgery in August to repair a torn meniscus suffered in the Vikings' preseason game against the Las Vegas Raiders.