Raipur/IBNS: A Central Reserve Police Force (CRPF) jawan was injured in an Improvised Explosive Device (IED) blast carried out by Maoists in the Sukma district of Chhattisgarh on the day of assembly elections on Tuesday, media reports said.

The jawan was on poll duty when the attack occurred.

A joint team of CRPF and Commando Battalions for Resolute Action (CoBRA) 206th battalion was conducting an area domination, Hindustan Times reported.

The area, where the blast took place, falls in the Konta assembly constituency, which is one of the 20 seats that went to polls in the first phase on Tuesday.

The state, which is ruled by Congress, has 90 assembly seats.

The ruling Congress and principal-opposition BJP are in a direct confrontation in all 20 constituencies, 19 of which are held by the Congress.

It was officially learnt that of the total 5,304 polling centres, teams for 156 faraway ones were despatched by helicopter on Sunday. Webcasting facilities are available at 2,431 centres.