New Delhi, Nov. 21 -- At least five schools in Delhi received emails, warnings of bomb blasts on Thursday morning, leading to sudden evacuations and searches by bomb squads and police squads. However, the threats were later declared hoaxes and police said they are trying to track the accused. Senior police officers said threatening emails were sent to the British School, Sanskriti School, Modern School, Doon Public School (Paschim Vihar) and Mother's International School, Hauz Khas. Additional deputy commissioner of police (New Delhi) Anand Kumar Mishra said police were apprised of the threats between 10am and 10.45am. "Bomb squads, dog squads and other teams were rushed. All necessary protocol was followed and searches were conducted. Noth...