Bhubaneswar: Crime Branch on Thursday arrested two men from Kolkata for their involvement in separate cyber crimes. Tapas Haldar, 28, was arrested for allegedly duping a doctor in Bhubaneswar of Rs 6 crore in an online investment scam. Earlier, a Siliguri-based hotelier and his female associate were arrested in connection with the case. In another case, police officials arrested Nikhil Jaiswal, 23, from Kolkata for allegedly defrauding a businessman of Rs 2.36 crore in Cuttack in a similar investment fraud. A few months ago, a man from Hyderabad was arrested in the case. tnn