Read More on NFLMixon, 29, was placed on the active/non-football injury list last July and maintained a non-football injury designation all season. Rumors swirled about his foot injury, though confirmed details were sparse. ..."It was a foot injury, and then it went bad, and he had an infection," Wilson said during a YouTube livestream. He even went overseas for treatment and went to this guy in Florida to get some treatment on his foot. An anonymous source close to Mixon told Wilson that there "is some hope" that he could resume his NFL career, but Wilson believes that "it's probably over."