In Chhattisgarh A CRPF constable was killed on the spot and two others were injured in a Maoist attack today. A helicopter carrying ration supplies for the security personnel posted in the inaccessible areas of Sukma district was about to land at a temporary helipad at Gorkha village and armed rebels stormed the area and opened indiscriminate fire.A CRPF constable Mahadev Minj, was killed on the spot while head constable Praveen Kumar and constable V Suresh were injured in the attack. Both the injured were later airlifted to a hospital in Bastar divisional headquarters of Jagdalpur.