at least two suspected terrorists were killed while three police personnel sustained injuries when some miscreants ambushed their van in Sufaid Dheri area here late Friday night. According to police sources, some unidentified terrorists launched gun attack on the police mobile van inviting a prompt retaliation from the security personnel that left two assailants dead. Three cops were also injured in the attack. Following the attack, police burst into sweeping search operation in Peshawar areas of Sufaid Dheri and Academy Town.