In a first, drones used to drop explosives on Jammu air base In a first, drones used to drop explosives on Jammu air base Two explosions, within a gap of five minutes, rocked the technical area of Jammu airport in the early hours of Sunday. It is suspected to be the first drone attack on any defence establishment in India. advertisement UPDATED: June 27, 2021 12:00 IST Top sources in the security establishment said the balst took place near the helipad area of the Jammu airport. Two explosions rocked the high security technical area of Indian Air Force (IAF) Station Jammu on the intervening night of June 26-27. According to sources, it is suspected that low-flying drones were used to drop two improvised explosive devices (IED). This is probably the first drone attack on any defence establishment in the country. An IAF patrol team saw the ammunition being dropped, sources said.