The 14-year-old shooter took his own life at the school, officials said. Five school staff members, including teachers and administrators, died in the shooting around 10 am at Debsirin Nonthaburi School in Nonthaburi province northwest of Bangkok, Deputy Interior Minister Polapee Suwunchwee said at the scene. The boy also killed his grandparents at the home he shared with them prior to the school shooting, Polapee said. Prime Minister Anutin Charnvirakul, speaking after touring the school, confirmed reports that the shooter was 14 and had killed himself. All classes will be suspended between August 10 and 14 and school staff have been instructed to work from home during that time, the school said.