A bomb blast, targeting a convoy of security forces, killed at least 17 people including paramilitary soldiers and children, in near Peshawar on Sunday, officials said.
Police said twenty people were also injured when terrorists attacked the convoy with a remote-controlled bomb in the outskirts of Peshawar, the capital of Khyber Pakhtunkhwa province.
According to police‚ the bomb was planted in a car‚ which was triggered when the convoy approached was passing through Badabir, a small town near Peshawar.
After the blast‚ exchange of fire also took place between security forces and the terrorists.
Ten vehicles and several shops were also destroyed in the blast.
The injured were shifted to military and a main civil hospital in Peshawar.
No group claimed responsibility for the attack.
The authorities blame Taliban militants for attacks on security forces.
The Taliban have increased attacks since the new government in Pakistan has assumed office in the country earlier this month.
Meanwhile a bomb attack killed at least three security personnel in North Waziristan on Sunday. The blast occurred when a security convoy was passing through the area.
In another incident, a rocket attack in South Waziristan tribal region killed two people and injured 12 others on Sunday.
President Asif Ali Zardari and Prime Minister Muhammad Nawaz Sharif strongly condemned the Peshawar blast killing and injuring innocent people.
They prayed to Almighty Allah to bless the departed souls and grant courage to the bereaved families to bear this irreparable loss with fortitude. They also prayed for early recovery of the injured.