Monday’s shooting at the U.S. Capitol raised further questions about safety in the nation’s capital at a time when security has been challenged by a series of incidents.
The Capitol complex was placed on lockdown Monday afternoon after a gunman was shot inside the Capitol Visitors Center.
The 580,000-square-foot Visitors Center — three-quarters the size of the Capitol itself — sprawls underground beneath the Capitol’s east front plaza, welcoming 3 million to 5 million people a year, according to the Office of the Architect of the Capitol. It was opened in 2008 partly to act as a buffer to prevent someone with a gun from entering the Capitol building.
Just last month, the Capitol’s sergeant at arms announced that the House complex’s “security perimeter” would expand to include House parking garages — the latest move to upgrade security after several events in the past year:









