Afghanistan's president, Hamid Karzai, is trying to get regional military commanders to send their tax, customs and limited industrial revenue to the central government. The hope is that Kabul can begin to put together a functioning national budget for the cash-starved new government. NPR's Eric Westervelt looks at a case in point: one of the country's only functioning factories. Outside the northern city of Mazar-e-Sharif, a run-down factory turns out chemical fertilizer 24 hours a day. The problem is the factory's revenue goes into the pockets of local warlords.