NEWTOWN TOWNSHIP, Pa. — A man who was frustrated after a visit with his mother in a nursing home took out his anger on his two dogs, police said. Newtown police received a call from a townhouse on Essex Place around 5:30 p.m. on Jan. 18 and found George Ash, 40, with blood on his clothes and two dead dogs, according to Bucks County District Attorney Jennifer Schorn. Ash told police that he first kicked and hit the dogs before stabbing them…