More foreign fighters entering Afghanistan from Pakistan , general reports . ` ` We 're facing a tougher threat , '' so more is needed ` ` as quickly as possible '' . Gen. David Gale commands American forces in Afghanistan . McKiernan noted that he is `` cautiously optimistic '' regarding Pakistan 's military operations against Taliban and al Qaeda McKiernan has sought out more brigades of U.S. troops than one promised .
More foreign fighters entering Afghanistan from Pakistan , general reports . ` ` We 're facing a tougher threat , '' so more is needed ` ` as quickly as possible '' . Gen. David Gale commands American forces in Afghanistan . McKiernan has sought out more brigades of U.S. troops than one promised .