Dantewada, May 6: A landmine blast triggered by naxalites has killed 11 persons including two CRPF personnel and five special police officers (SPOs) in Chhattisgarh''s Dantewada district.

"The incident took place at Sirguda village in Bastar region under Injram police station area, when naxals blew up a tractor carrying the SPOs and jawans," Inspector General of Police A N Upadhyaya said.

Those killed include four civilians.

"The blast occurred when a joint patrol team of CRPF, district police force and special police officers, sent to Bhejji village, were returning from their duty in a tractor carrying some civilians," Upadhyaya said.

Three other SPOs were also injured in the naxal attack.

The injured have been admitted to a nearby hospital in Injram.

The police officer further informed that an additional police force has been sent to the spot to take stock of the situation.

A helicopter has also been sent for rescue operations. (ANI)