In yet another attack through which the Maoists registered their presence, the a landmine was triggered targeting police combing party in an interior village of G Madugula Mandal of Visakhapatnam.
The area is close to Andhra Odisha Border (AOB) region.
It is learnt that though there were no casualties in the blast, a tribal man passing near the explosion place suffered minor injuries.
Police and the maoists soon engaged in gun fight on the site.
Police suspects that the maoists planted the landmine targeting the under construction police outpost at interior Nurmathi village.
Police chased the Maoists for some distance and as they reached the place where the landmine was planted, it was triggered but the police personnel escaped unhurt.
Additional reinforcements are rushed to the remote area, district police officials said.>