PESHAWAR: At least one man killed and four others sustained injuries Monday in an improvised explosive device (IED) blast in Khar Tehsil of Bajaur agency.

According to security sources, the vehicle was on the way from Salarzai area to Khar when an IED, planted on the roadside, went off.

The source said that a pro-government elder travelling in the vehicle was the apparent target of the attack but the elder survived the blast while his driver was killed.

Bajaur is one of Pakistan's seven semi-autonomous tribal belt near the Afghan border, where militants were said to have held strongholds.

Read more: IED blast in Bajaur kills three

Pro-government tribal elders have been prior targets in the region for the past few months.

Know more: IED blast in Bajaur kills pro-govt tribal elder, five others