The Border Security Force recovered 2.6 kg of heroin dropped by a drone from Pakistan on the international border in Sriganganagar district of Rajasthan on Tuesday morning and detained two persons from Punjab who arrived to receive the packet.

According to BSF sources, surveillance was kept in the area on the basis of a tip-off. BSF personnel saw a drone dropping a packet in Ghadsana of Sriganganagar district and they fired at the drone, they said.