Following the deadly Naxal attack inneighbouring Chhattisgarh, a high alert has been sounded in Madhya Pradesh in Maoist-affected districts, police sources said on Sunday.
Security has been increased since last night in the areas close to Chhattisgarh and other Maoist-affected districts in the state, they said.
All range inspector generals have been directed to intensify vigil to prevent the ultras from entering the state, the sources added.
Heavily-armed Maoists ambushed a convoy of Congress leaders in Chattisgarh yesterday, killing 27 people - including senior party leader Mahendra Karma and state party chief Nand Kumar Patel. Former Union Minister V C Shukla and 31 others were injured in the incident.