Although, so far no one has come forward claiming responsibility for the Hyderabad bomb blasts case until now, the helpline center arranged in Ranga Reddy district police control room have received two threat calls from an unidentified persons around 11pm yesterday from different mobile numbers, who state many more bombs planted in the city will be blasted soon. Hence, the police are trying to trace out the callers with the help of concerned telephone network operators.However, they opine that it might be a part of terrorists’ strategy to divert the investigation teams’ attention from their job.