The Dark Side: Secrets of the Sports Dopers was a documentary that accused the Green Bay Packers player of what position of using PEDs?
The Dark Side: Secrets of the Sports Dopers The Dark Side: Secrets of the Sports Dopers is a documentary episode of Al Jazeera Investigates released by Al Jazeera English and Al Jazeera America which investigated professional athletes' potential use of Performance-enhancing drugs (PEDs) naming Peyton Manning and other prominent athletes like Ryan Howard, Ryan Zimmerman, James Harrison, and Clay Matthews III.
Al Matthews (American football) Alvin Leon Matthews (born November 7, 1947) is a former professional American football safety who played in eight National Football League seasons from 1970–1977 for the Green Bay Packers, the Seattle Seahawks and the San Francisco 49ers.