New England Patriots player Aaron Hernandez was convicted of murder in 2015 and died by suicide two years later

In "American Sports Story," Rivera appears bulked up to play Hernandez, who was a star tight end for the University of Florida and then for three seasons with the New England Patriots. Hernandez was listed at 6-foot-1 and 245 pounds during his playing career.

The idea that a brain injury might have led Hernandez to act the way did complicates the athlete’s story. “There were so many factors working against him,” Rivera says. “That’s