Sniffer dogs were yesterday sent into a Second World War Nazi bunker as the Jersey sex abuse probe was widened. Six former children's home residents have told police they were taken to the underground complex then sexually assaulted by staff. One witness, Pamela, said children were taken there as a treat but returned silent and withdrawn. She said: "One child or a group would be told they were going out for the day as a reward for doing something. It always seemed strange. Staff would say it was a very exciting place. People I knew would be taken off there...