Kolkata: Dumdum airport manager has received a threat mail on Saturday night. The mail has asked for extortion money or else the airport will be destroyed. The airport manager immediately informed CISF. On Sunday morning, a complained has been lodged with airport thana; the issue has been informed to the NSCBI thana also.
The security of Netaji Subhas Bose International Airport has been beefed up. The administration is carrying out a combing operation searching all bags of passengers.