Four policemen injured in explosion in Nepal

At least four policemen were injured today in a bomb blast in Nepal's southern Saptari district, officials said.

The improvised explosive device exploded when a police van carrying 12 policemen reached Surunga municipality where unidentified people had planted the explosives last night.

The injured policeman have been undergoing treatment at a hospital in Lahan area.

No one has so far taken responsibility for the incident.