Las Vegas Gunman Took Elaborate Steps to Hide His Tracks, New Documents Show

F.B.I. search warrants shed new light on the degree to which Stephen Paddock planned the attack and prepared for the aftermath to come.

Cities Sue Over Pentagon’s Failure to Report Crimes to Gun Database

The suit seeks to establish federal monitoring of the military’s compliance with reporting laws, after lapses were exposed following a massacre at a Texas church.

Despite Internal Review, Justice Department Officials Say Congress Needs to Act on Bump Stocks

The Justice Department is continuing to work on the issue of bump stocks, despite public and private misgivings of its own officials.

‘Ghost Guns,’ Homemade and Untraceable, Face Growing Scrutiny

A gun safety group founded by Gabrielle Giffords is trying to shut down websites that sell materials to build homemade weapons.