New Delhi, July 8 -- Interrogation of the six suspected operatives arrested by the Delhi Police Special Cell from Delhi and Punjab on Wednesday revealed an alleged conspiracy to carry out petrol bomb attacks at key locations in the national capital on the directions of Pakistan-based alleged ISI handler Shahzad Bhatti, sources said.

According to sources, the accused had allegedly conducted reconnaissance of the New Police Lines in Civil Lines, Anand Vihar Inter-State Bus Terminal (ISBT), a railway station and crowded market areas in Delhi. Videos of these locations were recovered from the mobile phones of the accused during the investigation.

The investigators said the reconnaissance videos were allegedly sent to Bhatti through a banned...