Over 2026, Ukrainian long-range drones targeting oil infrastructure in Russia's Leningrad Oblast have strayed into the airspace of Lithuania, Latvia, Estonia, and Finland. A train carriage was struck while at the station, Ukrainian Railways President Oleksandr Pertsovskyi confirmed, adding that the two men killed were both railway workers. The report follows an uptick in unregistered Russian military flights near NATO's eastern border. Russian military aircraft repeatedly flew close to NATO airspace without a flight plan and transponder signal, leaving our fighters to launch, intercept, and identify them." NATO countries regularly dispatch fighter jets in response to suspicious Russian military activity.