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ac gupta sports concussions_00042803
ac gupta sports concussions_00042803

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    Dangerous football-related concussions

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Dangerous football-related concussions

Anderson Cooper speaks with Dr. Sanjay Gupta about the devastating brain injuries caused by hard hits on the field.

Dangerous football-related concussions

Anderson Cooper speaks with Dr. Sanjay Gupta about the devastating brain injuries caused by hard hits on the field.