"My mother believed Will Smith was her son"

What's it like to have Hollywood actor Will Smith play you in a film? Well Nigeria-born forensic pathologist Dr Bennet Omalu is dealing with just that with the worldwide film release of 'Concussion'.
It's the true story of Bennett's battle against the NFL medical panel. He discovered chronic traumatic encephalopathy or CTE after studying the brains of former NFL players and made the link to repeated head trauma in the game.

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