He was supposed to assist in preparing acts of diversion. He was arrested in Warsaw.

Artem S., a Ukrainian citizen, was arrested in Warsaw for allegedly aiding in a September 2026 arson attack on a Romanian arms facility. He was wanted by Romanian authorities under a European Arrest Warrant. The Central Bureau of Investigation stated that such acts of sabotage pose serious threats to public safety and national security. The incident involved the burning of a facility specializing in strategic weaponry development, which occurred on September 14, 2026. The court will now decide his fate, as noted by the Polish Minister of Interior and Administration, Marcin Kierwiński.