Sports

Ken Dryden on how Gary Bettman can help fix hockey

Hockey legend Ken Dryden on his new hockey book and the simple rule changes that could ease the number of concussions plaguing the sport.
Sidney Crosby #87 of Team Canada warms up prior to playing Team Czech Republic during the World Cup of Hockey on September 17, 2016 in Toronto, Canada. (Gregory Shamus/Getty Images)