Police officials in the area said the blast took place in the Ladha area of the province's South Waziristan district, killing five people, including women and children, on the spot, while two others were injured, Xinhua news agency reported.
The IED was planted in a house and detonated with a remote-control device, police said, adding that a probe has been launched to find out the motives behind the incident.
After the blast, police and security forces immediately reached the spot, cordoned off the area and conducted a search operation in the vicinity to nab the culprits.
No group or individual has yet claimed responsibility for the attack.
The IED was planted in a house and detonated with a remote-control device, police said, adding that a probe has been launched to find out the motives behind the incident.
After the blast, police and security forces immediately reached the spot, cordoned off the area and conducted a search operation in the vicinity to nab the culprits.
No group or individual has yet claimed responsibility for the attack.