Tough kid.
But if he is going to be playing Quarterback, they can’t keep using him as a running back. He is going to end up seriously injured at some point.
According to ESPN’s Adam Schefter, there’s a reason for that — he was playing hurt. Williamson reports that Tebow “tore cartilage in his first rib where it attaches to his sternum, bruised his lung and had fluid buildup in the plural space of his chest.”