NHL commissioner denies link between hockey, CTE

NHL commissioner Gary Bettman denied data and medical research point to a direct link between hockey and the degenerative brain disease chronic traumatic encephalopathy (CTE).

"We listen to the medical opinions on CTE, and I don't believe there has been any documented study that suggests that elements of our game result in CTE. There have been isolated cases of players who have played the game [who] have had CTE. But it