This pipeline makes it impossible for states to stop the flow of guns used in crimes within their borders, since the root of the problem lies in other jurisdictions. (vox.com)
That's their job: tracking when and where guns used in crimes were originally purchased, and by whom. (sciencenews.org)
A 2016 report from the New York State Office of the Attorney General found that 74 percent of guns used in crimes in New York between 2010 and 2015 came from states with lax gun laws. (vox.com)