Fighting occurs as U.S. readies military offensive in U.S. . He noted that the backbone of the force will be made up of some of the 30,000 additional U.S. troops being sent to Afghanistan by President Obama and will include a large contingent of Afghan security forces . Helmand province offensive targets NATO with influence stretching to U.S. . U.S. troops coming from three added by President Obama .
Fighting occurs as U.S. readies military offensive in U.S. . Helmand province offensive targets NATO with influence stretching to U.S. . U.S. troops coming from three added by President Obama .