Such data, in the rare instances it has been publicly released, has illuminated the pathways through which legally manufactured and lawfully sold firearms are obtained by criminals.
The site was built for the military, but commercial sales are booming with little public accountability. Rounds have been bought by murderers, antigovernment groups and others.
The league embraces progressive causes supported by players. But some team owners pull in the opposite direction, as apparent in the Orlando Magic’s donation to Gov. Ron DeSantis of Florida.
After the Supreme Court ruled last year that people could carry guns outside their homes, legal challenges and legislative debates have been playing out across the country.