Snow paralyses Afghan villages By Andrew North BBC News, Kabul Many areas are cut off There is concern in Afghanistan about the condition of thousands of people living in remote villages cut off by weeks of heavy snow. Officials say the severe winter has killed more than 260 people. Aid agencies say that the number of Afghans, particularly children, killed could be much higher. There have been reports of several hundred dying, although it is still impossible to confirm these figures because many areas are inaccessible. The US military has been helping ferry supplies by helicopter to some of...