Combing operation has been intensified by the security forces in the aftermath of the incident, said the police. At least four Maoists, including a woman cadre, had been killed in the same area in May last year in an exchange of fire with the police.
Naxals attacked a convoy of Congress leaders during the party's `Parivartan Rally' campaign in the Jhiram Valley in Bastar distirct on May 25, 2013, killing 29 people including then state Congress chief Nand Kumar Patel.
Odisha Maoist attack: The ambush happened in a forested area near Khamankhol in Kandhamal district. The SOG, a group that specialises counter-insurgency, was formed by the Odisha government in 2004 to combat the Maoist problem.
Jethwa said the operation was launched after receiving a tip-off that some Maoists had set up camps near the villages close to the cut-off area of Malkangiri and border of Vishakhapatnam Rural district.