Police in Lucknow , northern India , have bought four helicopters to remotely control protesters . The unmanned aerial vehicles are being equipped with cameras and pepper spray to subdue angry protesters . Some protesters have questioned why police are responding to ` ` authoritarian and forceful tactics ''
Police in Lucknow , northern India , have bought four drones to help control crowds . The unmanned aerial vehicles are being fitted with cameras and pepper spray to subdue angry protesters . Some Indians have questioned why police are resorting to `` authoritarian and forceful methods ''