Bettman: Research on concussion-CTE link ‘remains nascent’
ST. PAUL, Minn. — NHL Commissioner Gary Bettman’s reluctance to link hits to the head in hockey with a degenerative brain disease found in several deceased former players has reached Congress. League attorneys have filed Bettman’s letter to Connecticut Sen. Richard Blumenthal with U.S. District Judge Susan Richard Nelson, who’s presiding over a class-action concussion