Cause behind the blast being ascertained: Delhi Police

"This morning, PS Prashant Vihar received information about a loud blast near CRPF School. The police team reached the spot immediately and found a foul smell. Window panes and glasses in the school premises were broken. Senior police officers reached the spot. Our experts from the Forensic Department, Crime Team and the Special Cell are there and investigating the matter. The cause is being ascertained... It will not be right to give a conclusive statement till the investigation is completed," Delhi Police PRO Sanjay Tyagi.