NEW DELHI: At least ten drone-like objects were found flying over the night sky in Kolkata, prompting the police to probe the matter from all angles, including espionage.The objects were found flying over the Hastings area, the Vidyasagar Setu and Maidan on Monday night, the officials told news agency PTI.After the incident, the Centre has sought a report from the West Bengal government, a senior bureaucrat in the state administration said.“Reports of drone sightings over Kolkata have been received and are currently under investigation. Efforts are underway to ascertain the veracity of this event. Further information will be shared as facts are established,” Kolkata’s defence PRO told ANI.Personnel at the Hastings Police Station first spotted these flying objects having similarities with drones.“These drone-like-objects were seen flying from the direction of Maheshtala in South 24 Parganas district late on Monday. They hovered over the Hastings area, the Second Hooghly Bridge (Vidyasagar Setu) and Fort William (the army’s Eastern Command headquarters),” a police officer said.The drone-like objects were also seen over Park Circus area in the eastern part of the metropolis before disappearing, he said.The Special Task Force (STF) and the Detective Department of Kolkata Police have already initiated an investigation, he said.