Kolkata, May 21 -- The defence authorities in Kolkata initiated a probe following reports of drone activity over the city's airspace on Wednesday.

According to the Defence Public Relations Officer (PRO), "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."

The development triggered heightened vigilance among security and air surveillance agencies.

Earlier in the day, in a decisive counterattack under Operation Sindoor, the Indian Army struck enemy positions along the LoC in Poonch, Jammu and Kashmir.

An Army officer on Wednesday described Operation Sindoor as a strong...