Boogaard Ruling Blurs NHL Liability in Head-Injury Suits

By Gary Wolensky of Buchalter   An Illinois federal district judge on Monday tossed a wrongful death suit brought by the parents of former National Hockey League enforcer Derek Boogaard, a ruling that highlights some of the hurdles facing individual players or families who go after the NHL with concussion and head injury claims, yet whose procedural nature may limit its influence.   U.S. District Judge Gary Feinerman dismissed the lawsuit by Len and Joanne Boogaard over the 2011 death