A case recently filed in Cook County Circuit Court further illustrates the importance of providing adequate protections to patrons attending sporting events, and again, raises the question as to what should be deemed reasonable.In June 2014, Darlene Pollard attended the Asics Junior National Volleyball Championship at Navy Pier to watch her granddaughter participate. While there, she was struck and injured by an errant volleyball.Pollard filed suit against a number of entities that hosted the tournament. See Pollard v …