Update 11:20 a.m. ET: D.C. officials said at a news conference Thursday that response from law enforcement to the report of a shooter at Washington Navy Yard was positive and a good exercise.
VADM Dixon Smith: #USNavy confirms no shooting. #NavyYard remains on lockdown w/ resources available to personnel as needed.
— U.S. Navy (@USNavy) July 2, 2015VADM Smith: All our commands practice active-shooter drills...no doubt in my mind that made a difference this morning. #NavyYard (2/2)
— U.S. Navy (@USNavy) July 2, 2015—
Update 10:30 a.m. ET: D.C. Police said in an update that it found no evidence of a shooting or injured personnel after a call was made reporting the sound of possible gunfire at Washington Navy Yard Thursday morning.
#1 of 3: A call was placed from a building inside of the Washington Navy yard for possible sounds of gun shots around 0729 AM - a subsequent
— DC Police Department (@DCPoliceDept) July 2, 2015#2 of 3: request was made to partner law enforcement agencies for assistance. At this time we have completed our search of the building and
— DC Police Department (@DCPoliceDept) July 2, 2015#3 of 3: have found no evidence of a shooting or injured personnel. The scene has been turned back over to the NavSea Command.
— DC Police Department (@DCPoliceDept) July 2, 2015#BREAKING: #USNavy confirms no sign of shooting @NavalDistWash #NavyYard. All personnel ok. Follow-on NCIS investigation ongoing.
— U.S. Navy (@USNavy) July 2, 2015—
Update 10:02 a.m. ET: FBI officials are the latest to come out with an "all clear" for Washington's Navy Yard after an initial report of an unconfirmed active shooter situation.
#BREAKING: FBI officials tell us they have given the ALL CLEAR at the Washington #NavyYard.
— WUSA9 (@wusa9) July 2, 2015
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Update 9:45 a.m. ET: Right when it appeared that police activity was slowing down at Washington Navy Yard after initial reports of an unconfimed active shooter, local reports noted police storming another building. This was determined to be a maintenance worker doing his job on the roof of a nearby building.
Law enforcement just ran into building close to 4th and M St. Now they are clearing media from area. Unclear why. pic.twitter.com/yo0eR18Twi
— Katherine Faulders (@KFaulders) July 2, 2015
#NavyYard update: New police activity at 300 block M, may have been to unrelated maintenance worker on roof. @wusa9 pic.twitter.com/9d9P186Ov8
— Russ Ptacek, WUSA9 (@RussPtacek) July 2, 2015
Officials are, however, looking into surveillance video of two men jumping a fence.
A federal one who spoke on condition of anonymity told the Associated Press Navy security saw surveillance video of two people jumping the fence in the vicinity of the building a couple of minutes before the first report of gunfire.
A heavy police and fire department presence began blocks away from the Navy Yard, with roads blocked and a helicopter hovering overhead.
Security found no one inside the Navy Yard building, the official said.
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Update 9:30 a.m. ET: An official said no shots were fired at Washington's Navy Yard Thursday morning, after an unconfirmed report of an active shooter prompted a lockdown and heavy response from law enforcement.
UPDATE from Navy Yard: Navy Yard spokesperson: No shots fired, no shooter, no victims, no injuries - @fox5newsdc
— TheBlazeNOW (@TheBlazeNOW) July 2, 2015
#NavyYard "loud noise" may have started all this. @wusa9 https://t.co/BqRopDiU5U
— Russ Ptacek, WUSA9 (@RussPtacek) July 2, 2015
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Update 9:01 a.m.ET: Though the U.S. Navy says the lockdown remains, local news reported that D.C. Fire and EMS was given an "all clear."
“All clear” give to D.C. Fire and EMS after initial reports of active shooter at Navy Yard. Sweeps continue - @fox5newsdc
— TheBlazeNOW (@TheBlazeNOW) July 2, 2015
#NavyYard lockdown remains. More to follow. @NavalDistWash @CNICHQ
— U.S. Navy (@USNavy) July 2, 2015
The lockdown was enacted after unconfirmed reports Thursday morning of shots being fired at Washington Navy Yard.
Indications are no shooting? https://t.co/kQSU9NmDuS
— Russ Ptacek, WUSA9 (@RussPtacek) July 2, 2015
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Update 8:57 a.m. ET: Though still no confirmation of an active shooter, the D.C. fire department told WUSA no injuries have been reported and all employees are accounted for.
More details still to come, but DC Fire officials do tell us there have been NO INJURIES reported at the Washington #NavyYard
— WUSA9 (@wusa9) July 2, 2015
Navy Yard security has located the person who made the emergency call about a shot fired. They are interviewing that person now.
— Mark Segraves (@SegravesNBC4) July 2, 2015
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Update 8:40 a.m. ET: Metropolitan police told CNN that Building 197 on Navy Yard's campus, the same building where a deadly shooting occurred in 2013, was being searched Thursday after unconfirmed reports of an active shooter.
#Breaking: Police are searching the same building where the 2013 Navy Yard shooting took place, D.C.'s Metropolitan Police tells CNN
— CNN Politics (@CNNPolitics) July 2, 2015
#BREAKING: #NavyYard lockdown/shelter continues. No further info at this time. More to follow.
— U.S. Navy (@USNavy) July 2, 2015
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Update 8:30 a.m. ET: Navy spokesman Petty Officer 1st Class Pedro Rodriguez said shots were reported in a building on the Washington Navy Yard campus Thursday morning and he confirmed a lockdown is underway.
He did not give information on injuries or other details though and the reports of an active shooter and shots fired still have yet to be confirmed.
I'm at Navy Yard now. Live now. M Street covered with police. Park Police Helicopter pic.twitter.com/WoleeLMjdD @wusa9 pic.twitter.com/MFKj64jKoO
— Russ Ptacek, WUSA9 (@RussPtacek) July 2, 2015
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Update 8:20 a.m. ET: According to local news reports, security officials said law enforcement is looking for two shooters after there were reports of shots fired on Washington Navy Yard's campus.
Navy security reporting there's two shooters. Live update in minutes on #wtsp https://t.co/wLtmOgTutz
— Hilary Zalla (@HilaryZalla10) July 2, 2015
Original story as follows.
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Police are responding to a report of an unconfirmed active shooter at Washington, D.C.'s Navy Yard Thursday morning.
According to WRC-TV, Metropolitan Police Department officers have blocked off roads near the base operated by the U.S. Navy.
BREAKING: Police are responding to the report of an incident at the Washington Navy Yard. https://t.co/3wkufhhUYz pic.twitter.com/jyoTmaYz8W
— NBCWashington (@nbcwashington) July 2, 2015
According to an official tweet from the U.S. Navy, employees are on "lockdown/shelter in place. No incident can be confirmed as of yet."
#BREAKING: @NavalDistWashington Navy Yard on lockdown/shelter in place. No incident can be confirmed as of yet. More to follow.
— U.S. Navy (@USNavy) July 2, 2015
#BREAKING: @CNICHQ @NavalDistWash #NavyYard lockdown/shelter in place. Investigation continues. No further info at this time.
— U.S. Navy (@USNavy) July 2, 2015
The Washington Post noted that U.S. Park Police confirmed law enforcement response to a report of an active shooter at the the country's oldest naval installation.
Here are some other tweets about the situation.
BREAKING: The Navy Yard is on lockdown, according to the Navy Yard office. Employees are sheltering in place. https://t.co/VNovAoyD04
— WTOP (@WTOP) July 2, 2015
whut. RT @RussPtacek: Navy Yard shooting: Workers inside say alarms sounding. @wusa9 https://t.co/FxKCZGtYb6
— C.Diddy (@spinnellii) July 2, 2015
Traffic Advisory/Police Activity in the 600 M St SE/Street Closure on M St From South Capitol to 11th St SE/ pic.twitter.com/98ZLywc6UD
— DC Police Department (@DCPoliceDept) July 2, 2015
Massive response to reports of Navy Yard shooting. @Glennard500: pic.twitter.com/lZ6bWdQsP8 @wusa9
— Russ Ptacek, WUSA9 (@RussPtacek) July 2, 2015
Scene in Navy Yard. pic.twitter.com/4IfUu0fFPy
— Alex Prewitt (@alex_prewitt) July 2, 2015
DEVELOPING: The Washington Navy Yard is under lockdown as police responds to reports of a gunman there pic.twitter.com/YskU9Ebray
— CBS This Morning (@CBSThisMorning) July 2, 2015
Watch this live coverage from WUSA-TV:
The Washington Navy Yard was the site of a deadly mass shooting on Sept. 16, 2013, where 12 people were killed.
The gunman, military contractor Aaron Alexis, in the 2013 attack at Building 197 was fatally shot by police.
This is a developing story.
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The Associated Press contributed to this report.
