13 dead in rampage at Washington Navy Yard; lone gunman ID’d as defense contractor

Washington Navy Yard
A defense-industry employee used his pass to get into the Washington Navy Yard and went on a deadly shooting rampage Monday, spraying bullets in the hallway and firing from a balcony on workers in an atrium below. Thirteen people were killed, including the gunman.

The motive for the assault — the deadliest shooting on a military installation in the U.S. since the tragedy at Fort Hood, Texas, in 2009 — was a mystery, investigators said.

Mayor Vincent Gray said there was no indication it was a terrorist attack, but he added that the possibility had not been ruled out.

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