Security has been increased along Jammu-Pathankote highway after  two m drones were spotted hovering over Kaluchak military station near Purmandal in adjoining Samba district late Sunday night, said officials.This incident happened a day after a drone attack on Indian Air Force’s (IAF’s) technical airport in Jammu The first drone was sighted around 11.45pm and the second one, at around 2.40am. A defence official said soldiers opened fire at the two drones but could not bring them down.“Searches have been launched early this morning and we are also ascertaining whether they were being operated from a vehicle on the adjoining road,” he added.