Question: The Dark Side: Secrets of the Sports Dopers was a documentary that accused the Green Bay Packers player of what position of using PEDs?
Sentence (from "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.
Relevant evidence: Yes