(ANSA) - BELGRADE, AUG 21 - Bulgarian authorities arrested eight suspected members of a gang smuggling migrants into Europe, including four high-profile criminals, Europol said today. The gang charged up to EUR 6,000 per person and smuggled over 130 people from Turkey into Bulgaria before continuing on to other European destinations via the Western Balkan route. Syrian and Jordanian nationals served as the group's main leaders, coordinating criminal activities with other smugglers in Turkey and along the Western Balkan route. (ANSA).