In light of the seemingly imminent demise of Canada's long gun registry, readers may be interested in the latest gun control developments in the United States, where the Associated Press reports that 24 states have passed 47 new laws loosening gun restrictions over the last two years. Arizona, Florida, Louisiana and Utah have made it illegal for businesses to bar employees from storing guns in cars parked on company lots. Tennessee and Montana have passed laws that exempt weapons made and owned in-state from federal restrictions. In Tennessee, this would include the .50-caliber shoulder-fired rifle made by Barrett Firearms Manufacturing, which the...