Raipur, July 27 - The casualty in the landmine blast triggered by Maoists rose to six Monday with four more bodies of Central Reserve Police Force (CRPF) personnel found. The blast had been triggerred Sunday in the state's restive Dantewada district.

Over two dozen Central Reserve Police Force (CRPF) troopers belonging to the 111th battalion were in two vehicles late Sunday when the powerful landmine blast hit one of them in Dantewada district, some 350 km south of capital Raipur.

Six injured CRPF men were taken to a government-run hospital in district headquarters Dantewada, where two of them succumbed to their injuries Sunday night.

'The police squads have recovered four more bodies of the CRPF men early Monday. The bodies were found strewn within a 20-metre radius of the blast site,' Amresh Mishra, district superintendent of police, Dantewada, told IANS on phone.

He informed that troopers in the other vehicle fired at the heavily armed guerrillas who returned fire for a while before disappearing into nearby forests.

Forces have been put on high alert in the entire Dantewada district that has witnessed a string of deadly attacks in recent years.