At least 3 killed, 18 injured in suicide car bomb blast in Lakky Marwat
The explosion happened after officers signalled a suspect vehicle to stop at a checkpost in the Lakki Marwat district of Khyber Pakhtunkhwa province, local police chief Gul Wali Khan told AFP.
The driver ignored the instruction so police opened fire and the bomber detonated his device, he said.
About 40 shops and 10 houses were damaged in the blast.
"We have recovered five bodies so far from the debris," he said. "The bomber detonated his car. It was a suicide car bomb attack.
The fatalities were all civilians killed when the buildings collapsed, the police chief said, adding that another 35 people were wounded, 10 of them police officials.
Lakki Marwat district borders South Waziristan, part of Pakistan's militant-infested semi-autonomous tribal belt near Afghanistan.