Russia and Iran are reportedly even involving former Islamic State fighters in the process, raising serious concerns among security experts. The publication notes that one main reason for such large-scale recruitment is the shortage of personnel in the army.

Lithuanian authorities said a total of 15 people — citizens of Russia, Lithuania, Latvia, Estonia and Ukraine — are suspected of organizing and carrying out the alleged arson attacks. Their statement said an international arrest warrant has been issued for three people, but did not make clear if and how many people had been arrested.