Khyber Pakhtunkhwa: Five policemen were injured when an improvised explosive device went off along a road in Khyber Pakhtunkhwa's Dera Ismail Khan city on Tuesday.

An official said a police mobile was targeted with an IED in Kulachi tehsil. He said the blast occurred when the mobile of Kulachi police was on its way to a basic health unit in Maddi area for polio security duty on the second day of the anti-polio campaign, Dawn newspaper reported.

As a result, five policemen were injured and the van was badly damaged. Soon after the incident and shifted the injured to a hospital, the Pakistani newspaper reported.

According to the bomb disposal squad, the device was planted on the roadside near a bridge, which exploded when a police mobile was passing by. The police cordoned off the area and launched a search operation to track down the culprits, Dawn newspaper reported.

The Pakistani newspaper further reported that the Counter-Terrorism Department registered a case against the unidentified suspects.