In Chhattisgarh, at least three BSF jawans were killed and six jawans are reported to have been injured in a landmine blast by the Maoists. Injured have been admitted in a local hospital. Incident took place yesterday near Kherkhatta under the Pakhanjur police station area of the Kanker district. According to police sources, the BSF jawans were traveling in a vehicle to their base camp at Irakbutta when the ultras triggered a landmine explosion at them damaging the vehicle.