A Pakistani soldier stands guard outside the Police Training Center after an attack on the center in Quetta. PHOTO: REUTERS

A soldier stands guard outside the Police Training Centre after an attack on the centre. Troops backed by helicopters have launched a major operation against militants who stormed the police academy in Quetta. PHOTO: REUTERS

Troops deploy outside the Police Training Centre following the attack. PHOTO: REUTERS

Pakistani army soldiers arrive at the Balochistan Police Training College in Quetta, after militants attacked the police academy. PHOTO: AFP

Army soldiers arrive at the Balochistan Police Training College in Quetta. PHOTO: AFP

Pakistani army soldiers arrive at the Balochistan Police Training College. PHOTO: AFP

Army soldiers arrive at the Balochistan Police Training College. PHOTO: AFP

Police help an injured colleague into the hospital after militants attacked the Balochistan Police College. PHOTO: AFP

Medical workers treat an injured policeman at hospital after militants attacked the Balochistan Police College. PHOTO: AFP

A police cadet from the Police Training Centre lies in the hospital after being injured after an attack on the centre. PHOTO: REUTERS

Relatives of police cadets wait for word outside the Police Training Centre following the Quetta attack. PHOTO: REUTERS

Soldiers pass through the entrance to The Police Training College. PHOTO: AFP

Police help an injured colleague into the hospital after militants attacked the Balochistan Police College. PHOTO: REUTERS

A police cadet who was injured in an attack on the center, lies in a hospital. PHOTO: REUTERS

A police cadet lies in a hospital bed, after being injured in the attack. PHOTO: REUTERS

Security personnel stand guard as an ambulance carrying the coffins of attack victims drives past. PHOTO: AFP

At least 60 security personnel were killed, and 165 others were injured as terrorists stormed a police training centre near Quetta late Monday night.Three terrorists entered the New Sariab Police Training College, some 13 kilometres away from Quetta city. They headed straight for the hostel where police recruits were sleeping.The compound was housing some 700 recruits at the time of the attack, hundreds of whom were rescued.