The skirmish took place between 6 am and 7 am in a forest in Kistaram area of Chhattisgarh's Sukma district, located over 400 km from the state capital Raipur, they said.
Six ultras, including four women, were killed in the gun-battle with the special anti-Naxal Greyhounds unit of the Telangana Police, a senior police official posted in Bastar said.