Every year, hundreds of thousands of people attend gun shows across the United States. Most buyers and sellers are peaceful, law-abiding citizens who enjoy hunting, shooting, or just collecting firearms. But some of the federally licensed dealers and private sellers at these firearms flea markets ignore established safeguards, putting difficult-to-trace guns in the hands of terrorists, gang members, drug sellers, street criminals, and schoolyard shooters. Now, an... (GunPolicy.org)