BHARUCH/SURAT: The Special Operation Group (SOG) of Bharuch police nabbed seven persons from an illegal call centre office on Tuesday. The call centre started operations a month back and its seven staffers include a telecaller, computer operator and hacker. Later on, call centre owner Asif misused the details.Asif and his gang members collected around $3,500 in this fraudulent manner. Police have seized nine laptops, eight cell phones, three routers and a Hyundai i20 car from the place. They asked the customers to pay $50 through their credit/debit cards into their account based in the US..