GHALLANAI: Militants stormed a post of security forces in the Halimzai Tehsil of Mohmand Agency on Wednesday.The sources said the militants attacked the Ghaiba checkpost in Halimzai Tehsil early in the day. They said the Levies Force personnel manning the checkpost and local peace committee members returned the fire, triggering a gun battle for hour. The sources said a tribesman, Jalil, sustained injuries in the cross fire in Tarokhel village. The injured was taken to the Agency Headquarters Hospital in Ghallani. Security forces launched a search operation in the area after the incident. However, no arrest was made in the operation.