ROGUE DIDN’T GIVE HIS usual happy bark when Carrie turned the key in the door of her flat after arriving home from the pub. She called his name as she closed the door. He ran out of the kitchen and stopped with his face pointed at the living room door, which was closed. He growled and barked a sharp, warning bark before looking expectantly at Carrie. “You want to go in there? What for?” Rogue ran to her, bounced and turned back to the door, where he continued growling. Tension gripped Carrie. Was her dog trying to tell her someone was in the living room? Rogue was so friendly, she had never imagined he would be much use in protecting her home. But something was clearly wrong. She looked at her front door and examined its lock. Nothing seemed to have been forced. Should she phone the pol