President Obama was informed about the incident and confirmed that some people died. He delayed a scheduled speech about the US economy due to this shocking fact.
One shooter was killed but according Washington Police Chief Cathy Lanier other two men are wanted as potential additional shooters. From the given description, one of them is white between 40 and 50 years old, dressed with a Naval uniform and a beret and the other is black, of the same age, dressed in an olive military-style uniform.
At least 12 people died . Residents were asked to stay away from the area and nearby schools have locked down. The police investigation must clarify if this was an act of terrorism.