State Department spokesman Mark Toner told CNN that two American contractors were among the wounded and had been taken to the Provincial Reconstruction Team hospital in Kunduz province . NEW : Most of the dead are Americans . The top Taliban commander is in Kabul on a day of more violence . This serves as evidence of a brazen insurgency , ISAF says . Pre - dawn attack targets offices of U.S. aid agency .
NEW : Most of the dead are Americans . The top Taliban commander is in Kabul on a day of more violence . This serves as evidence of a brazen insurgency , ISAF says . Pre - dawn attack targets offices of U.S. aid agency .