( December 7, 2023, 10:25 AM EST) -- PITTSBURGH — It is unclear whether a roofing contractor or the owner of a store where the contractor performed repairs is required to indemnify the other for damages each incurred in connection with a negligence suit brought by a man who slipped and fell in the store because questions of fact exist about whether the owner authorized the work, which it argues was negligently performed, a Pennsylvania federal judge found in denying both parties’ motions for summary judgment....