DERA ISMAIL KHAN: Unidentified armed militants attacked the Khutti police checkpoint in Khyber Pakhtunkhwa’s Dera Ismail Khan district late on Saturday night, triggering an exchange of fire with security personnel, police officials said. According to the police, the assailants carried out the attack under the cover of darkness using heavy weapons. Personnel stationed at the checkpoint responded swiftly and returned fire, forcing the attackers to retreat. During the exchange, one police const...