Capitol Police detain three from Georgia on firearms charges — near Supreme Court: report

U.S. Capitol Police announced on Wednesday they had detained three people while investigating a suspicious vehicle.

"U.S. Capitol Police are investigating a suspicious vehicle near the Capitol and the Supreme Court," NBC Washington reported.

Three sections of roads were closed, including East Capitol Street.

Citing a law enforcement source, CNN's John Berman says the men were arrested after police found two firearms.

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"A source tells CNN a suspicious vehicle raised concerns among police and that a bomb squad was assessing the situation," Berman reported.

"This afternoon our officers noticed the van was illegally parked. Then a K-9 alerted the officers, which prompted the search. Two men and a woman were detained," Capitol Police reported. "One of the men told us he had guns in the van. The officers found three guns-- two handguns and a shotgun. Weapons are prohibited on Capitol Grounds."

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