An unidentified drone has exploded in Bulgaria near the Romanian border and a compressor station on the Trans-Balkan gas pipeline, prompting authorities to increase surveillance around strategic infrastructure. The drone entered Bulgarian airspace on Saturday morning and exploded in a sunflower field near Kardam, Bulgarian Prime Minister Rumen Radev said. No one was injured and authorities found no damage to buildings or infrastructure.

A 100 metri da stazione gasdotto Trans-Balkan, nessuna vittima

A drone entered Bulgarian airspace from Romania and exploded close to a gas pipeline. Bulgaria’s Prime Minister Rumen Radev said the incident happened at 0510 GMT on Saturday…