MOSCOW, September 29. /TASS/. Estonian security services launched a reconnaissance drone over neutral waters in the Baltic Sea within airspace controlled by Tallinn air traffic controllers, a source in European Union air traffic control services told TASS.

"Estonian security services launched a reconnaissance drone over the Baltic Sea, including over neutral waters within the airspace sector controlled by Tallinn air traffic controllers," the source said.

According to the source, the drone, which took off from the island of Saaremaa, is flying at an altitude of just over 1.5 km outside routes designated for civilian aviation, including aircraft flying over neutral waters toward Russia’s Kaliningrad Region.