Naxals blew up a bridge Saturday in the eastern Indian state of Jharkhand as the first phase of local elections is underway, police said.
However, no one was killed or injured in the blast.
The bridge was blown up in Bishnupur of Gumla district, about 120 km west of Ranchi, the capital city of Jharkhand.
Authorities have rushed contingents of police and paramilitary to carry out searches for the people responsible for the blast.