The attack took place in  Tank and Lakki Marwat regions of the Pakistani province.

A police van came under attack in the Kot-Azam area of Tank district while it was returning from a village, according to a spokesperson for district police as reported by Dawn News.

“Militants opened fire on the police van when it was returning from Manjhi village [after duty hours]. As a result, one policeman embraced martyrdom and four others sustained injuries,” police spokesman Syed Yaqoob Bukhari, adding that the attackers fled after shooting told the newspaper.

The injured personnel were rushed to Tank district headquarters hospital from where they were referred to Dera Ismail Khan due to unavailability of required facilities, he said.

Security personnel later launched search operation in the area.