12 killed, gunman dead in Washington Navy Yard shooting

The suspected gunman was identified as Aaron Alexis, 34, and police are hunting for a second possible attacker after a brutal rampage at the heavily secured military installation.

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First responders filled M Street in Washington, D.C.

Aaron Alexis, 34, was identified by authorities as a gunman in the shooting. He died during the attack.

Reuters

Employees were reunited with loved ones after being evacuated from the Navy Yard.

EPA

Washington Police Chief Cathy Lanier briefed the media.

Law enforcement officers responded to the scene. One shooter was killed and two others may be at large, police said.

JASON REED/Reuters

Law enforcement officers responded to the Navy Yard in Washington, D.C., after several people were shot and killed Monday.

A police helicopter hovered over the Navy Yard. One gunman was killed, officials said.

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A police helicopter hovered over the Navy Yard. One gunman was killed, officials said.

Police snipers stood on the roof of a building at the Navy Yard complex.

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Police snipers stood on the roof of a building at the Navy Yard complex.

Emergency vehicles and law enforcement personnel responded to the shooting.

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Emergency vehicles and law enforcement personnel responded to the shooting.

Witnesses described a gunman opening fire from the fourth floor, aiming down on people in the first-floor cafeteria.

JASON REED/Reuters

Witnesses described a gunman opening fire from the fourth floor, aiming down on people in the first-floor cafeteria.

Police kept watch on the east plaza of the US Capitol  after the shooting at the nearby Navy Yard.

J. Scott Applewhite/AP

Police kept watch on the east plaza of the US Capitol after the shooting at the nearby Navy Yard.

District of Columbia Mayor Vincent Gray (right) spoke during a press conference with Police Chief Cathy Lanier.

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District of Columbia Mayor Vincent Gray (right) spoke during a press conference with Police Chief Cathy Lanier.

People were evacuated from the Navy Yard.

Reuters

People were evacuated from the Navy Yard.

Dr. Janis M. Orlowski of the Washington Hospital Center speoke about some of the shooting victims.

Jose Luis Magana/AP

Dr. Janis M. Orlowski of the Washington Hospital Center speoke about some of the shooting victims.

About 3,000 people work at the Naval Sea Systems Command headquarters, which builds, buys, and maintains the Navy’s ships.

Jacquelyn Martin/AP

About 3,000 people work at the Naval Sea Systems Command headquarters, which builds, buys, and maintains the Navy’s ships.

Shortly after the gunfire, workers were told to seek shelter and later to head for the gates at the complex, a witness said.

Win McNamee/Getty Images

Shortly after the gunfire, workers were told to seek shelter and later to head for the gates at the complex, a witness said.

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