The drone was allegedly "filled with explosives." Miruta says he has received confirmation from Ukraine that it did not come from there, but he does not point to Russia.
Neptun Deep is located east of the border between Bulgaria and Romania. On the other side is the Russian-occupied Ukrainian Crimean Peninsula.
Earlier on Thursday, drones crashed in both Romania and Moldova.
The events are part of “a growing campaign of threats” that is spreading anxiety among EU citizens and “attempting to divide us,” von der Leyen writes.
