Turns out this old cat still had one life left. An elderly cat was rescued after spending nearly a week trapped without food or water inside a police-sealed Harlem apartment following the deaths of her owners, thanks to a determined rescuer who refused to give up. Kelly Mahoney, founder of Big Apple Cat Rescue, said she first learned about Thai, the 15-year-old tortoiseshell-tabby mix, after seeing frantic Facebook posts from friends of Jeffrey Newman and Jayson Conner asking what had happened to the couple’s cat. The 15-year-old cat was trapped without food or water. Obtained by the Post “Everyone knew the dogs had been taken out,” Mahoney said. “But people kept asking, ‘What about the cat?’ Nobody could answer. That’s when we realized she was probably still inside.” Newman, 58, and Conne