Athlete's Family Says 'Concussion' Film Smears Him

In Will Smith’s new movie, “Concussion,” the former N.F.L. player Dave Duerson confronts the film’s protagonist, the pathologist Bennet Omalu, whose findings of chronic traumatic encephalopathy in pro football players shook the league. Duerson blocks the Nigerian-born Omalu from entering a medical conference, calls him a quack, and tells him to go back to Africa and to “get away from our game.”