(December 20, 2016, 11:05 AM EST) -- CHICAGO — The parents of a deceased professional hockey player on Dec. 15 asked a federal judge in Illinois to remand their suit against the National Hockey League (NHL) to the Cook County Circuit Court because of the federal court’s earlier finding that all of the remaining claims in their second amended complaint arise from state law (Len Boogaard, et al. v. National Hockey League, et al., No. 13-C-4846, N.D. Ill.)....