U.S. Capitol Police arrested a man from Virginia on Friday when he tried to cross a checkpoint near the Capitol in Washington, D.C., with a loaded gun and more than 500 rounds of ammunition, U.S. media reported Saturday citing the D.C. Metropolitan Police Department.

Identified as Wesley Allen Beeler from Front Royal, Virginia, the man told police he was carrying a Glock semi-automatic pistol, which was later discovered to have been loaded with 17 rounds of ammunition and a round chamber ready to fire, CNN reported, citing a source familiar with the case.

(With input from Xinhua)