LISTEN Derry baby death: England's chief coroner orders investigation

Leanne Maguire's daughter Sophie died days after surgery at Great Ormond Street Hospital. Sophie was transferred there after being born with blood flow problems in her brain at Altnagelvin Hospital. A spokesperson for Great Ormond Street said: "Providing the best patient care in a safe environment is the trust's number one priority." Sophie's mother Leanne has been telling Enda McClafferty how things started to go wrong after the surgery.