Can Mass Shooter Attacks Be Prevented?

A new mass shooting database and accompanying analysis questions traditional security measures to guard against attacks, while the FBI found that ideological attackers send clear signals. But a third report, on one recent mass shooting, reached a dead end in explaining what went wrong.


Texas Shooting Intensifies Calls for Gun Restrictions

In the wake of the latest mass shooting, Democrats are pleading with President Trump and congressional Republicans to tighten gun restrictions, but Senate Majority Leader Mitch McConnell is remaining noncommittal about bringing new gun safety legislation to a vote.

Crime-Fighting Tools Tested in Suburban St. Louis Area

With a federal grant, a half-square-mile neighborhood in north St. Louis County, Mo., long riddled with violence, is now the frontier of crime prevention: Residents, researchers and cops are experimenting with crime-fighting tools — from painting murals to cleaning up vacant lots to installing street lights — and tracking how those steps reduce crime.