Boy, 4, found stabbed to death

Detectives launched an inquiry today after a four-year-old boy was found stabbed to death at his home.

Officers discovered the child's body when they were called to an incident at a flat in Southwark, south east London, yesterday evening.

A man and a woman, aged 28 and 31, believed to be the boy's parents, were also taken to hospital with stab wounds.