Adding a labrador into family life can occasionally cause chaos, but for Laura and Miles Charlton the role of Rodney has been crucial. Rodney has been helping their daughter Betsy, who has autism and global development delay, to live more safely and independently for the past four years. With Betsy now 13 but still needing help every day, her parents, who live in Radcliffe-on-Trent, Nottinghamshire, said Rodney "has just changed our lives".