Chandigarh, April 14 -- The Regional Passport Office in Chandigarh's Industrial Area, Phase 2, received a bomb threat email on Monday, prompting immediate evacuation. However, nothing suspicious was found on the premises, officials confirmed. For the past few months, the city and its neighbours Panchkula and Mohali have been receiving hoax bomb threats, which officials say are aimed at spreading panic. Cyber cops are working to trace origin of the mails. htc...