MUMBAI, Jul 27: After serial blasts rocked Ahmedabad and Bangalore the police phone lines are flooded with hoax calls in Mumbai, police said on Sunday.
A hoax call was made to the office of a national daily here threatening to blow up the building, police said.
The security officials at the office located near the historic Chhatrapati Shivaji Terminus in south Mumbai received the call around 4 pm after following which they informed the police.
A search of the building was carried out by the Bomb Detection and Disposal Squad but nothing suspicious was found.
A youth was detained from neighbouring Thane district for allegedly sending an SMS to a girl threatening to carry out blasts, a senior Anti-Terrorism Squad official said.
The message was reported by the girl to the police. "The youth who was detained was found to be mentally unstable and has indulged in similar acts in the past," the official said.
Security was also tight at the Bombay Stock Exchange building in south Mumbai after a private news channel said blasts would be carried out there. The area had heightened security following the blasts in Bangalore and Ahmedabad