Peshawar -  Two explosions took place in Hangu and Kohat whereas two other bombs were defused in Bannu and Charsadda districts on Friday. In Hangu’s Muhammad Khawaja area, militants blew up a government high school, partially damaging the structure, local political administration sources said. Whereas in Kohat’s Dhoda area, unknown persons hurled a hand-grenade at a house, causing minor damage to it. No loss of life was reported in both these incidents. In Mohmand Agency’s Halimzai area, militants killed a man for supporting the pro-government peace committee in the region. Bomb disposal squad personnel defused a three-kilogram explosive device in Tana area of Bannu, while town municipal authority personnel discovered a bomb in Shabqadar tehsil of Charsadda.