A 9-year-old boy kills his sister over a video game controller

According to CNN, a 9-year-old boy is responsible for shooing his 13-year-old sister in the back of the head after an argument insured over a video game controller.

The mother was in the kitchen making lunch when the boy went to the parent's bedroom and retrieved the handgun from a bedstand next to the bed.

The murder took place over the weekend in Monroe County, Mississippi, and charges have not been filed yet.