At least seven policemen were killed in a Maoist attack on a cavalcade of Pakur Superintendent of Police (SP) Amarjit Balihar in Amrapada in Jharkhand's Dumka District on Tuesday.
The Superintendent of Police was returning from a meeting when the incident took place.
Additional police forces and men of the Central Reserve Police Force (CRPF) have been rushed to the post.
Further details are awaited.