MIRAMSHAH, April 21: Four security personnel were killed and six others wounded in a blast in Frontier Region Bannu, adjacent to North Waziristan Agency, on Sunday.

According to reports reaching here, a military convoy was going from Mirali to Bannu when one of the vehicles was hit by an explosive device placed near the Khawaja Khwar checkpost. The device was detonated by remote control.

The injured were taken to a military hospital in Bannu.

Security personnel carried out a search in the area, but no arrest was reported.