A militant was killed and three others injured in a clash between two rival groups in the Khalodag village of Mohmand Agency over the occupation of a madrassa on Wednesday, locals and hospital sources said. The sources said that the clash started when the Shah Sahib militant group tried to take control of a madrassa in Khalodag village from the Commander Umer Khalid militant group. Mamor, a militant, was killed in the ensuing clash and Mansoor, Fayaz and Ayaz were injured.