Obama calls for more research into youth concussions

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Obama calls for more research into youth concussions

by Reuters Videos 0:58 mins

Obama calls for more research into youth concussions

by Reuters Videos 0:58 mins

U.S. President Barack Obama called for more robust research into youth concussions, saying "we don't have solid" numbers on the scope of the problem. Rough Cut (no reporter narration).

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