Easy access to weapons has fueled an underground supply chain that sends firearms and ammo south while drugs and migrants move north.

John Woodrow Cox of The Washington Post explains how a 1996 legal provision effectively halted research on gun violence.

Researchers studied the lasting impacts of school shootings on students’ academic and employment prospects later in life.

Gun rights lobbyists spend more, but gun control groups can focus on reforming states — where they can push for change and pressure businesses.

In the aftermath of the Sandy Hook shooting, Marketplace looked into background checks and gun purchases. We’re revisiting some of that reporting today.

Large banks can’t deny services to businesses, like gun-makers and oil drillers, just based on what they do.

The FBI reports that background checks in March were up. Some of those purchasing guns are doing so for the first time.

People who want to buy bullets will have to pass a background check.

In the aftermath, insurance will cover medical bills.

Some laws make it hard to hold companies accountable, but some lawyers are willing to take a chance.