Every year, police officers seize tens of thousands of rifles, shotguns, machine guns and other firearms from criminals across the country. While many agencies destroy these weapons, a growing number of police departments are selling them instead. And it's not always by choice. Since 2009, at least 11 states have passed laws that either encourage or require police departments to sell seized or recovered guns -- with some banning police from destroying guns altogether,... (GunPolicy.org)