Some reports say they were killed in a recent NATO bombing . A U.S. invasion swiftly deposed the Taliban , which had ruled most of Afghanistan before the attacks , but the fundamentalist Islamic movement regrouped as a guerrilla movement battling allied troops and Karzai 's government . The Afghan president ordered an investigation . The incident has put more strain on relations between Afghanistan and NATO forces .
Some reports say they were killed in a recent NATO bombing . The Afghan president ordered an investigation . The incident has put more strain on relations between Afghanistan and NATO forces .