An explosion at CPN (Maoist Center) election publicity rally at Sunwal Municipality in Nawalparasi district injured seven people on Sunday. Two of the injured are said to be in critical condition.

Police said that the explosion occurred at the bridge over Somnath River. The bomb was hidden under the rocks near the bridge by unknown group.

CPN (Maoist Center) had taken out a rally on around six dozens vehicles in Sunawal Municipality.

The injured were rescued by police to nearby hospitals for treatment.