Running Guns up the Interstate

The term gunrunning brings to mind images of swift boats landing rifles on shadowy and foreign shores. But the gunrunning that plagues the U.S. these days is more a matter of illicit firearms stashed in vehicles rolling boldly up interstate highways. Federal law strictly limits the resale of weapons. However, that has not stanched a flood of firepower that travels from Southern states, where guns are quickly and easily bought, to Northern ones, where sales are more tightly regulated. Firearms bought in gun shops in Florida, Texas and Virginia -- the three largest supply states -- fetch top dollar when sold...