PESHAWAR: At least two security forces personnel were killed when an Improvised Explosive Device (IED) went off Wednesday morning in Khyber Agency's Tirah Valley.

According to a security official, the bomb which had been planted on the roadside, exploded at a security personnel check post near Tirah Valley's Narai Baba area.

As a result of the blast, two security forces personnel were killed.

The incident comes at a time when military forces are engaged in Khyber-One and Khyber-Two operations against militants in Khyber Agency.

North Waziristan is one of the seven regions in Pakistan's Federally Administered Tribal Areas (Fata) governed by tribal laws which is situated along the Pak-Afghan border and is rife with Taliban militant activity.