US struggles to track arms in Afghanistan‎ - USA Today

Many of the decrepit weapons are common finds for them. Soviet-era AK-47s. DHSKA heavy machine guns. A couple of times, they've found something even rarer: a Pattern 1914, a British-designed rifle - US struggles to track arms in Afghanistan‎

U.S. regains huge weapons cache lost by Afghans
Contractors Tied to Effort to Track and Kill Militants - nytimes