The 11-year-old sister who survived Monday’s shooting told investigators that the 15-year-old had recently gotten into trouble for failing tests at school and that the handgun he used belonged to their father.

A Washington teenager accused of killing his parents and three of his siblings called 911 afterward and told authorities one of the victims carried out the grisly attack before killing himself,

A 15-year-old boy accused of killing his parents and three of his siblings this week east of Seattle tried to pin the slayings on his younger brother, but a sister who survived after playing dead escaped to a neighbor's house and told police who really carried out the shootings,

Five members of the Humiston family were found fatally shot, leading to murder charges against the eldest son, per police