Police are considering charging the head of a nursery school in southwestern Japan for professional negligence resulting in death, as she is suspected of having left a 5-year-old boy behind on a school bus she had driven, causing him to die after several hours in the heat, investigative sources said Friday.The boy, Toma Kurakake, was found unconscious in a locked school bus on Thursday evening and later pronounced dead at a hospital. Autopsy results show he died of heatstroke, the police said.The head of the nursery school in Nakama, Fukuoka Prefecture, usually drives the school bus herself…READ FULL ARTICLE