At least 14 Taliban were killed or injured in an overnight clash with police in the southern Zabul province, officials said on Sunday. Provincial police chief Mohammad Nabi Mulakhel told Pajhwok Afghan News the firefight erupted in the Naurak area of Zabul province on Kabul - Kandahar Highway last night.He said exchange of fire continued for about 30 minutes after which the assailants managed to flee taking advantage of the dark. Without giving exact figures, Mulakhel said about 14 militants were either killed or injured. He said the government forces did not suffer any casualties; however, a container parked near the police post caught fire and was gutted. Last night, five police personnel were injured when their post came under attack in the same province.