A Doordarshan cameraman Achutyanand Sahu and two security personnel were killed and two others injured in an attack by Naxals at Dantewada's Aranpur in Chhattisgarh on Tuesday. "Today our patrolling party was ambushed by Naxals in Aranpur. Two of our personnel were martyred, and a DD cameraman was also injured and later succumbed. Two more personnel injured," said DIG P Sundarraj.