A shooter is at large after killing four people Friday night at a mall in Burlington, Washington, north of Seattle, authorities said.
Sgt. Mark Francis with the Washington State Patrol said the shooter or shooters left the scene before police arrived at Cascade Mall. Reports of shots fired started coming at around 7 p.m.
After initially clearing the mall, first-responders began entering the building to tend to the wounded, officials said.
Officials with the federal Bureau of Alcohol, Tobacco, and Firearms were also en route to the scene.
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