A Massachusetts man who went on a tour inside the U.S. Capitol Building carrying a gun was arrested on Tuesday, police say.

A Massachusetts man was arrested after authorities say he entered the United States Capitol and took a tour of the building with a handgun in his possession.

A man was discovered to be carrying a gun after attending a tour of the U.S. Capitol and leaving the nearby Library of Congress.

United States Capitol Police arrested a man who was found on Tuesday with a concealed firearm, but who had been mistakenly ...

U.S. Capitol Police on Thursday said they suspended an officer who let a man with a gun into the Capitol Visitor Center on Tuesday.

A man who entered the U.S. Capitol with a handgun in his possession and took a tour of the building faces weapons charges, police said Thursday.

The U.S. Capitol Police on Thursday said a man who passed a security checkpoint with a handgun and toured the chamber was arrested and charged.

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