Islamabad, June 19 (IANS) At least 13 people were killed and several injured Saturday in an air strike by unmanned US drones in Pakistan’s restive northwestern tribal region.

A drone fired two missiles at a house in Inzarabad village of North Waziristan mountainous region near Afghanistan border, killing 13 and injuring several others, Geo TV reported quoting sources.

DPA adds:

Also Saturday, a roadside bomb killed one person and injured three policemen in Dera Islmail Khan, a northwestern district that borders the tribal district of South Waziristan.

Senior police official Mohammad Aslam Khattak said a police patrol was escorting regional investigation unit chief Mohammad Ashraf when it came under attack. Ashraf and five police guards survived with injuries but his relative Zumard Hussain died, Khattak said.

Ashraf was responsible for interrogating Taliban militants captured by security forces during an ongoing military offensive in South Waziristan.