Mumbai, Sep 8 (Reporter) The Central Bureau of Investigation has arrested an officer of the central Good and Services Tax (GST) department and two others who had allegedly confined a city businessman for 18 hours over Rs 60 lakh bribe, an official said here on Sunday. According to available details, CGST (anti-evasion) superintendent from the Mumbai West commissionerate and two others in the case were allegedly caught red-handed while accepting Rs 20 lakh, a part of the Rs 60 lakh demanded as a bribe. Of which, Rs 30 lakh had allegedly been paid earlier through a 'hawala' transaction. The CGST officials had allegedly confined the complainant-businessman and assaulted and abused him, demanding the bribe. Accused have been identified as superintendent Sachin Gokulka, Bijender Janawa, Nikhil Agrawal and Nitin Kumar Gupta, all from CGST commissionerate in Mumbai West...////...