At least 12 people are dead, including a shooter in a shooting, at the U.S. Navy Yard in Washington, D.C.
At least 12 people are dead, including a shooter, after at least one gunman dressed in all black opened fire Monday morning inside the U.S. Navy Yard in Washington, D.C., officials said Monday.
National Archives and Records Administration
J.K. Nakata/United States Geological Survey
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