Getty Vikings running back Alexander Mattison during a Week 11 matchup with the Broncos in 2023. Former Minnesota Vikings running back Alexander Mattison ‘s career is in question after a devastating neck injury sent him to the hospital on Sunday. A member of the Miami Dolphins , Mattison was taken by ambulance to a a local hospital and had season-ending neck surgery after hurting his neck in a game against the Chicago Bears on August 10, according to ESPN’s Adam Schefter. Dolphins running back