Chris Borland Leaves NFL: The Science of Football and Brain Injury

The up-and-coming professional football player Chris Borland, of the San Francisco 49ers, is now leaving the sport out of concern that a career in football would increase his risk of brain disease. But what types of neurological problems have been linked with football, and how might these arise?

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FBI Investigates Mississippi Man Found Hanging From Tree

The body of a black man found hanging in a tree in Mississippi has been sent from a state crime lab to a funeral home, but the FBI said it will be days before autopsy results are complete. Until then, investigators are holding off on saying whether Otis Byrd was killed or took his own life, and they’re urging people to be patient.

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