Sections of worn concrete are removed from a section of Interstate 90 during a repaving project in June near Snoqualmie Pass, Wash., one of several projects on the roadway that are being paid for by federal stimulus money. Elaine Thompson/AP hide caption

itoggle caption Elaine Thompson/AP

A Marine with Fox Company sits in the dust and mud of the flooded entrance to Patrol Base Barcha in the Helmand River valley in southern Afghanistan. Rising water in the surrounding fields has forced the Marines to fill in the area with gravel and sandbags. The sweltering summer temperatures have dropped, bringing a new set of problems as winter approaches. In Washington, debate is under way on how the U.S. should proceed in Afghanistan — and how to pay for it. David Gilkey/NPR hide caption

itoggle caption David Gilkey/NPR