Marking the four instances in the past eight days when school authorities remained on their toes, more than 10 schools across the national Capital received bomb threats through e-mails on Monday.

According to a Delhi Police source, the fire department, bomb detection team and dog squad searched the school premises but nothing suspicious was found. Among the 10, one school in the south district also received the threat.

The schools that received the threats include DPS RK Puram, Gyan Bharati School in Saket and Ryan International School in Vasant Kunj among others. According to police sources, the contents of the letters are similar to the previous one and it is suspected to be sent by the same sender. The e-mail includes lines like ‘Pakistan upar uthega, India neeche jayega’.

On December 14, eight schools, including DPS RK Puram, had received the similar kind of mail, with the sender threatening to trigger blasts with "bomb vests". On December 13, about 30 schools received bomb threats over email, triggering a multi-agency search.

On December 14, the police said that they have identified a private school student as being responsible for sending a bomb threat email to a school in Paschim Vihar. Staff Reporter n New Delhi

Marking the four instances in the past eight days when school authorities remained on their toes, more than 10 schools across the national Capital received bomb threats through e-mails on Monday.

According to a Delhi Police source, the fire department, bomb detection team and dog squad searched the school premises but nothing suspicious was found. Among the 10, one school in the south district also received the threat.

The schools that received the threats include DPS RK Puram, Gyan Bharati School in Saket and Ryan International School in Vasant Kunj among others. According to police sources, the contents of the letters are similar to the previous one and it is suspected to be sent by the same sender. The e-mail includes lines like ‘Pakistan upar uthega, India neeche jayega’.

On December 14, eight schools, including DPS RK Puram, had received the similar kind of mail, with the sender threatening to trigger blasts with "bomb vests". On December 13, about 30 schools received bomb threats over email, triggering a multi-agency search.

On December 14, the police said that they have identified a private school student as being responsible for sending a bomb threat email to a school in Paschim Vihar.