Two militants were killed in a suicide attack Friday in Pakistan\'s northern town, said police. The incident took place in Hangu town, about 150 kilometers north of Islamabad. District Police Officer (DPO) Niaz Saeed Ahmed, talking to newsmen, said. He added that a suicide bomber of rival Taliban militants group exploded himself outside the house of another Taliban group\'s commander, Nabi Khanfi. The DPO said that two militants of rival Taliban group died on the spot and caused heavy damage to the house. Earlier in last July, nine people, including five children, were killed and more than 15 others were injured when a suicide bomber struck the main headquarter of anti-TTP militant commander Maulvi Nabi Hanfi in Spin Thall area on the border of the tribal regions of North Waziristan and Kurram, official sources said. Official and intelligence sources said that the suicide bomber on foot entered Mullah Nabi Hanfi’s headquarter located near Thall Tehsil of the Hangu district on the border of Kurram and North Waziristan and blew himself up. Official sources added that those killed in the explosion included four suspected militants hailing from the Maulvi Nabi group. Moreover, the injured had been shifted to hospitals in Hangu.