WASHINGTON - The government's sprawling system of background checks and security clearances is so unreliable it's virtually impossible to adequately investigate the nearly 5 million Americans who have ...

The horrific mass shooting at the Washington Navy Yard has reignited, to some degree, the debate over gun regulation, but the still-unfolding facts around the tragedy have been confounding to news ...

The mystery over how Navy Yard Shooter Aaron Alexis obtained access to the military base despite a history of arrests got a bit clearer on Monday, as federal investigators revealed that Alexis had ...

A new Senate bill introduced Wednesday in response to last month’s Navy Yard shooting would mandate random background checks for everyone with a security clearance. The legislation unveiled Tuesday by ...

The shipyard says it needs a change in law to conduct background checks on job applicants, though the state police say the yard already could do that. A bill to expand the shipyard’s ability to get ...