The detonation was carried out at around 12.30 am this morning.

According to SP Sushil Singh Rathor, the chief of District Police Office, Chitwan, the explosion smashed window screens of the ward office and destroyed official documents.

A large number of security personnel fanned out in the incident site of the district. Police have detained six suspects in connection with the explosion. Investigation into the incident is underway, said police.

He further said that the fire was taken under control using the fire engine from the metropolis.

Police suspected Netra Bikram Chand Biplav-led Nepal Communist Party’s involvement in the blast.