Prosecutors in Colombia have issued a warrant for a high-ranking army official who stands accused of leading a ring that sold military weapons to narco-paramilitary group the Urabeños, highlighting a common source of weapons for armed groups across the region. Lieutenant Colonel Robinson Gonzalez del Rio led a group of four active members of the military, four retired members, two police and several private citizens that acquired guns, munitions and explosives for... (GunPolicy.org)