Europol officials visiting from The Hague told SVT that Swedish gang methods that recruit and use children have spread across Europe, after a 12-year-old was suspected of a fatal shooting in Malmö.Europol named Foxtrot, Dalen and Rumba as drivers of Sweden's 2023 escalation, said Operation OTF Grimm launched in April brings officers from 11 countries and national agencies including Säpo, Tullverket and Ekobrottsmyndigheten, reported 193 arrests in its first six months and warned that recruiters use social media, gaming services and encrypted messaging as "violence-as-a-service"; Andy Kraag said "it spreads like wildfire" and Alexander McCarthy said Sweden is training colleagues while political leaders debate a formal pact to curb gang crime.