NEW YORK, NY - JANUARY 23: Commissioner of the National Football League (NFL), Roger Goodell, speaks at a press conference announcing the 16 winners of the first round of the $20M Head Health Challenge, a research grant created by the NFL and General Electric to better study and treat traumatic brain injuries, on January 23, 2014 in New York City. Each winner will receive $300,000, with a possible $500,000 more available for six winners of the second round of the challenge, which will be announced in 2015. (Photo by Andrew Burton/Getty Images)
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