New Delhi, Aug. 4 -- At least a dozen schools and the mayor's office were sent emails on Monday morning warning of bomb blasts at Red Fort, the schools, as well as the Municipal Corporation of Delhi (MCD) and mayor's offices any day between August 3-15(Independence Day). They triggered thorough searches and anti-sabotage checking of all the structures after which they were declared hoaxes as nothing suspicious was found, according to at least three police officers aware of the matter.

An investigation is ongoing to ascertain the identities of the suspects behind the emails and from where they were sent. According to one officer, the emails were all sent from the same Gmail ID, "larry obanion" between 9.07 and 10.02am. They warned of a bo...