BBC racing commentator John Hunt has spoken for the first time since the murder of his wife and two daughters, in July last year.John and his daughter Amy told the BBC the love of their family has helped to sustain them through their trauma and grief.They say they took the decision to talk publicly now because they did not want their loved ones to be defined by their deaths. They also feel much of the initial reporting after the murders was inaccurate and it added to their pain.