A Nato air strike has killed eight members of a family in the eastern Afghan province of Paktia, local officials say. A provincial spokesman said a couple and their six children died in an air strike on Saturday in the village of Suri Khail, Gurda Saria district. Nato says it is investigating the reports. Earlier, the alliance said four of its soldiers had died in separate bomb attacks in Afghanistan on Saturday. 'No Taliban link' ......