An employee inside the facility says alarms are sounding around the site. Law enforcement sources say there may be two armed men inside the building.
#Urgent: Police searching bldg 197, same building where 2013 #NavyYard shooting took place - DC Met Police pic.twitter.com/n3cQRQyoFX
— Jim Sciutto (@jimsciutto) 2 июля 2015
#BREAKING: @CNICHQ @NavalDistWash #NavyYard lockdown/shelter in place. Investigation continues. No further info at this time.
— U.S. Navy (@USNavy) 2 июля 2015
The lockdown comes amid heightened security concerns ahead of the US Independence Day holiday weekend.
Sources tell me police have cleared the 5th floor at the Washington #NavyYard, going floor by floor clearing and evacuating
— JWise Law (@JWiseLaw) 2 июля 2015
According to the sources, officers have cleared the 5th floor at the facility; evacuation is underway.
Lockdown at Washington #NavyYard pic.twitter.com/lb5Mf5FCYd
— Neal Augenstein (@AugensteinWTOP) 2 июля 2015
The facility is located on the Anacostia River which is less than a mile south of the US Capitol.
Police have located the person on the #navyyard that originally made the 911 call. Listen to @WTOP in your car or @nbcwashington app at work
— Lauryn Ricketts (@laurynricketts) 2 июля 2015
In September 2013, Aaron Alexis killed 12 people in the exact same biulding. He was eventually shot dead by police. This was the second-deadliest shooting at a US military base since the Fort Hood.
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