Late at night, people were unable to sleep and were terrified after two groups of teenagers got angry at each other. Another group rode their motorcycles to chase and attack each other, throwing ping pong bombs at each other with loud noises.There was an incident where two groups of teenagers were chasing each other on motorcycles. Before that, they threw ping pong bombs at each other. There were about four loud noises. Then one of the teenagers rode his motorcycle into the spot captured by the surveillance camera. The passenger on the motorcycle was holding a metal rod that looked like a long knife.Source: Thai News Agency