Police and paramilitary forces surrounded a ChurchÂ Â after an explosionÂ took place near the worship placeÂ on Zarghoon road on Sunday.
According to Geo News,Â the area was reverberating with heavy gunfire , and an state of emergency has been declared in the hospitals of the provincial capital.
The explosion was so loud that it was heard all across the city.
No casualties have been reported from the blast site so far.Â
Heavy contingent of Frontier Crops andÂ Balochistan police were taking part in the operation, private TV channels reported.Â Â