There\'s been a fresh US drone strike in Afghanistan. At least four people have been killed in the fifth attack over the past four days. Afghan officials say the airstrike took place in the north-eastern Kunar province near the border with Pakistan. The latest deaths bring to 22 the number of people who\'ve been killed in recent days. Washington uses its killer drones in several Muslim countries including Pakistan, Somalia and Yemen. It claims to target Taliban and al-Qaeda-linked militants but many of the casualties are civilians. The United Nations has urged the US to be more transparent on its drone strikes. Show Less >>