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How to stop CTE in athletes

05:35

New details in the death of legendary NFL linebacker Junior Seau are bringing the issue of CTE front and center. Tonight, Ed talks to a former football player and co-founder of the leading CTE research facility in the country. Chris Nowinski, co-director of the Center for Study of Traumatic Encephalopathy at the Boston University School of Medicine joins Ed Schultz to discuss how we can prevent this devastating disease