Washington DC: In a fit of rage, an 11-year-old boy shot his 65-year-old grandmother in the head before killing himself with the same gun. Apparently, the boy got angry after his grandmother ordered him to clean his room.

According to a Daily Mail report, the victim’s husband told the police that the boy killed his wife after she asked him (the boy) to clean his room, adding that “he was being stubborn about it”.

As per a report, the boy shot the victim at the back of her head while she was watching TV, using his grandfather’s handgun. When the grandfather rushed to look after his wife, the boy ran and shot himself.

An investigation into the matter revealed that the boy hadn’t pre-planned to kill his grandmother or anybody.