Where a tripping hazard in a lumber yard was open and obvious, and the store employees regularly cleaned the yard and fixed hazards, the store did not owe a customer duty of care to prevent his tripping and injuring himself.The 7th U.S. Circuit Court of Appeals affirmed a decision by U.S. Magistrate Judge Jeffrey Cole.In February 2017, Robert McCarty and his employee, Tristan Parks, went to the Menards store in far north …