Personnel of intelligence agencies on Tuesday arrested three alleged terrorists from the walled city and seized explosive material from their possession. The terrorists were arrested near Lohari Gate and two hand grenades, some live detonators, and other explosive material were recovered. They hailed from the northern areas and were arrested on the information received from terrorists arrested earlier. They had been involved in attacking NATO supply trucks and came to Lahore to create unrest in the city. The accused have been shifted to an unidentified place for inquiry.