new delhi, June 15 -- The Central Industrial Security Force (CISF) has trained 7,120 personnel in drone and counter-drone operations with the assistance of the Indian Air Force as part of a major modernisation drive aimed at strengthening the protection of India's critical infrastructure against emerging security threats, the force said in a statement on Sunday. Post Operation Sindoor last year, CISF was appointed the nodal agency to supervise anti-drone cover for all vital assets across the country. On the training of its personnel in drone ops, a CISF statement, said, "The training programme covers drone piloting, aerial surveillance, mapping and the neutralisation of hostile unmanned aerial vehicles (UAVs). The CISF is also setting up de...