Mealey's (December 20, 2016, 11:39 AM EST) -- MINNEAPOLIS — Former professional hockey players involved in the National Hockey League (NHL) multidistrict litigation on Dec. 8 moved for the judge overseeing the MDL to certify the class of former players and the estates of deceased former players (In re: National Hockey League Players Concussion Injury Litigation, MDL No. 14-2551, D. Minn.)....