US forces are waging a major offensive in Afghanistan's Helmand province. But they are also fighting the Taliban in many other parts of the country.
One unit is based at a remote outpost in Kunar province, where the troops come under frequent attack from Taliban fighters. But fighting back is not easy. There are layers upon layers of bureaucracy the unit has to tackle before a counteroffensive can be launched.
Al Jazeera's Clayton Swisher reports on the battle being fought on different fronts.