In Kenya's lawless slums, you can rent a gun by the hour with no questions asked. In Somalia, teenagers boast of using assault rifles to terrify and rape women. In other parts of Africa, light weapons are supplied especially for child soldiers. For countries where gun violence is an epidemic, there is some good news. Major arms-dealing nations have joined a bid for a treaty that would rein in the $55 billion-a-year (U.S.) trade in conventional weapons. In a landmark... (GunPolicy.org)