According to police, the blast took place when the explosives were being shifted from the bus by some suspects in camouflage as passengers .
The dead persons also include a woman. Initially three people were killed, however, death toll has now climbed to seven.
The incident occurred in Bazedkhel area of Peshawar where a explosion ripped through in a passenger bus. Police and rescue officials reached the spot and helped carrying out rescue activities.
The injured and the dead persons were shifted to Lady Reading Hospital, Peshawar.
