Texas police say a pizza delivery man told them he shot and killed a man who was trying to rob him with a gun, but the victim's family is trying to cast doubt on his story. Police said that the man tried to deliver a pizza at a residence on Yellowstone Blvd at about 11 p.m. when he got into an altercation with a customer. The delivery man shot and killed the man. When police responded, the delivery man told them that he had been accosted by two men, one with a gun, who were trying to rob... Read this story