Security forces on Monday launched search operations in several forward areas along the International Border (IB) and the Line of Control (LoC) in Jammu and Kashmirs Samba and Rajouri districts following overnight sightings of suspected Pakistani drones, officials said. The drone activity was observed by alert Army troops in Nandpur, near the IB in Samba, and in Tarkundi-Saaj, near the LoC in Nowshera sector of Rajouri, the officials said.