Chris Nilan fought more than 300 times during a pro hockey career, then had years of addiction and anger problems. A high-risk candidate for chronic traumatic encephalopathy, Nilan is being studied by Boston University.
Chris Nilan fought more than 300 times during a pro hockey career, then had years of addiction and anger problems. A high-risk candidate for chronic traumatic encephalopathy, Nilan is being studied by Boston University.