The U.S. Secret Service and Washington, D.C. Metropolitan Police found the man in a Washington hotel early Tuesday morning ...

An armed Massachusetts man was apprehended by Capitol Police near the Library of Congress after taking a tour of the Capitol ...

Man with suicidal ideation sneaks concealed gun into US Capitol after Trump inauguration in alarming security breach.

We are severely disappointed in the security failure,” House Administration leaders said, vowing to scrutinize screening ...

Police say a man who entered the U.S. Capitol with a handgun in his possession and took a tour of the building has been ...

Federal, state, and local authorities have dramatically increased security ahead of President-elect Donald Trump’s Monday ...

A Massachusetts man visiting the US Capitol was found with a firearm after passing security checks and completing a tour. Despite initial warning and checks, Capitol Police identified the weapon only ...

This opened up a new realm for electromagnetic imaging, given the extreme sensitivity of atomic magnetometers at low frequency. Our breakthrough has generated considerable interest for a wide range of ...

A Massachusetts man who toured the U.S. Capitol on Tuesday was later found to be carrying a handgun, police officials said.