Dhaka, Nov. 9 -- Police have yet to identify the attacker who threw a crude bomb at St Joseph Higher Secondary School & College in Dhaka's Mohammadpur as there was no power in the area when the bomb was detonated.

The explosion took place around 2:30am on Saturday inside the school premises, said Mohammadpur Police Station OC Kazi Rafiqul Ahmed.

No perpetrator was identified in the incident as of 11am on Sunday, he said adding: "Since there was no electricity at the time of the incident, little could be seen in the CCTV footage. No one in the vicinity saw anything. However, we are working, trying to identify those involved by looking at CCTV footage in the vicinity."

Around 2:30am on Friday, a crude bomb was hurled inside the school fr...