A helicopter circled over the densely-populated Gebang Rejo Village, located in the District of Poso City, Central Sulawesi. A booming voice coming from a loudspeaker could be heard over the choppy flapping of the helicopter blades. The residents of Gebang Rejo were asked to take cover in their homes, because the police were about to conduct an operation.

Mayhem instantly ensued. Soon after having started their first lesson, schoolchildren ran fr