Dhaka, Aug. 9 -- A young man set fire on his motorbike in Rajshahi city on Monday noon after getting angry with an on- duty traffic sergeant.

The man was identified as Ashiq Ali (28), son of Kashiadanga police station in Rajshahi metropolis.

According to locals and police sources, traffic sergeant Qayyum was on duty at Court Hargram intersection in Rajshahi city in the morning. At about 1.30pm, Ashiq Ali was driving a motorcycle with his father through that area. At that time, sergeant Qayyum stopped his motorcycle and asked him to show the necessary documents. But Ashiq Ali failed to show any document and begged time to bring documents from his home. But the sergeant did not listen to his request and seized the motorcycle.