After two weeks of surveillance, the arrests were made in Sofia and near the town of Blagoevgrad in southwestern Bulgaria, as part of a joint operation by the National Security Service (NSS), the special unit for fighting organised crime, and the Sofia Investigation Service (SIS).
Posle dvonedeljnog praćenja, hapšenja su izvršena u Sofiji i u blizini grada Blagoevgrad na jugozapadu Bugarske, u sklopu zajedničke operacije Nacionalne bezbednosne službe (NSS), specijalne jedinice za borbu protiv organizovanog kriminala i Sofijske istražne službe (SIS).