At least five persons were killed and 10 were injured in a blast that occurred near Anti Polio Center in Satellite Town, Quetta, Balochistan on Wednesday, reports said.
According to reports, rescue teams have reached the spot and Police, Frontier Constabulary (FC) have cordoned off the area.
There are reports of heavy firing from the site. The injured have been rushed to the Civil hospital and the casualties are expected to rise.
Reports say few police personnel have also been injured in the attack.