Lucy Letby’s parents asked hospital bosses for urgent meeting, inquiry told - John and Susan Letby wrote to the Countess of Chester Hospital’s then board chairman Sir Duncan Nichol two months into the police investigation.

Tony Chambers was chief executive of the Countess of Chester Hospital at the time the nurse murdered seven babies and attempted to kill seven others.

Former executives at the Countess of Chester hadn't spoken publicly about the serial killer case - until this week.