QUETTA: A hand-grenade attack at Quetta's New Sariab police station on Tuesday wounded eight persons, including policemen, DawnNews reported.

Unknown motorcyclists hurled a hand grenade at the New Sariab police station situated on the outskirts of Quetta which exploded causing injuries to eight people.

The attackers managed to flee from the scene.

The victims were shifted to Civil Hospital Quetta for treatment where the condition of three wounded was reported as critical.

Security and rescue teams arrived at the spot soon after the attack.

Moreover, the area was cordoned off and security personnel began combing the vicinity as a probe into the incident went underway.

Quetta is the capital of Balochistan province which has seen an upswing in violence in recent months and is suffering from a separatist insurgency, sectarian violence and Taliban militants.