(June 6, 2016, 1:50 PM EDT) -- MINNEAPOLIS — The National Hockey League (NHL) on June 1 asked the judge overseeing the NHL concussion multidistrict litigation to deny a group of former professional hockey players’ motion to compel the production of documents without claim of claw back or privilege because the documents plaintiffs are seeking are privileged (In re: National Hockey League Players Concussion Injury Litigation, MDL No. 14-2551, D. Minn.)....