Watch: Inside Thailand’s school shooter drills following recent attacks

After a 14-year-old boy killed eight people and injured 22 others at a school in Thailand’s Nonthaburi province in August, concerns have been growing over the increase in school shootings in South East Asia.

The BBC’s Jonathan Head attended a shooting drill at a high school in Bangkok run by Thai police, who hope the drill will help prepare students in the event of an active shooter.