FROM across the road, the man wearing a helmet moved the barrel of his gun downward. His eyes issued an order. Yanto, 45, understood the sign and the movement of the gun. The water depot entrepreneur quickly dived to the ground to lie low.

Even though the “instruction” was issued from across the street, about 25 meters away, Yanto did not want to risk ignoring it. The semi-automatic gun held by the man terrified him.

Soon afterwards, from i