Washington Navy Yard Shooting Live Updates: At Least 4 Dead, Several Injured

4:22 p.m.: At least 13 confirmed dead after another victim dies from gunshot wounds in the hospital. (CNN) Deceased shooter Aaron Alexis, 34, was a military contractor from Fort Worth, Texas. (MSNBC). 

3:45 p.m.: "@DDOTDC and @DCPoliceDept have temporarily closed the following roads due to the incident at the Navy Yard." (via @DDOTDC) (Full Release)

3:34 p.m.: "Officials: Washington Navy Yard shooter who died after rampage identified as Aaron Alexis." (via @AP)

3:26 p.m.: "The white male being sought in connection to the #NavyYardShooting has been identified and is NOT a suspect." (via @SafeDC, confirmed by the Washington Post.)

3:13 p.m.: "Senate officials say Senate to be shut down while Navy Yard shooter is sought." (via @AP)

2:49 p.m.: "Officials say they have the identified #NavyYardShooting gunman as 34-year-old Aaron Alexis." (via @PeteWilliamsNBC)

2:11 p.m.: "D.C. police chief: 12 dead in shootings at Washington Navy Yard." (via AP)

1:59 p.m.: "#BREAKINGNEWS: 9 people, including shooter, have died in Navy Yard shooting, according to 2 law enforcement officials" (via @WashingtonPost)

1:13 p.m.: "UPDATE: Just informed there are still people inside Bldg. 197. Please continue to pray for swift & safe evacuation." (via @NAVSEA)

1:11 p.m.: "Still hunkered down, but safe. Monitoring news reports and will let you know when we've been given the 'all clear' ASAP" (via @NAVSEA)

1:07 p.m.: Washington Post reporting death toll rises to at least 7. Three suspected shooters.

12:41 p.m.: President Obama spoke about the shooting in a national televised briefing focusing on the nation's economic progress since the beginning of the 2008 recession.

"I've been briefed by the team on the situation. We still don't know all the facts, but we do know that several people have been shot and some people have been killed," Obama said.

"It's a shooting that targeted our military and civilian personnel. These are men and women [...] doing their job and going to work. They're patriots. Today they faced unimaginable violence that they wouldn't have expected here at home," he added. "I've made it clear to my team that I want the investigation to be seamless so that federal and local authorities are working together. And as this investigation moves forward, we will do everything in our power to make sure whoever carried out this cowardly act is held responsible."

"In the meantime, we send our thoughts and prayers to all at the Navy Yard who've been touched by this tragedy. We thank them for their service. We stand with the families of those who've been harmed."

"We will honor their service to the nation we helped to make great," Obama continued. "Obviously we will investigate thoroughly what has happened, as we do so many of these shootings, sadly, that have happened, and do everything that we can to try to prevent them."

12:17 p.m: Chief Cathy Lanier of Metro D.C. Police says one suspect is confirmed dead, and two shooters are currently at large, bringing the number of shooters up to three. One suspect is described as a white male in a khaki-colored military uniform who was last seen with a handgun at 8:35 a.m. The other is described a a black male, approximately 50-years-old, in a military style uniform, who was also armed. (CNN)

12:15 p.m.: Mayor Gray is calling the Navy Yard shooting an "isolated incident."

12:10 p.m.: PBS NewsHour reporting that President Obama will address the Navy Yard shooting before his address on the economy. Watch live:

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12:07 p.m.: Navy officials saying at least 6 dead, the AP reports.

12:00 p.m.: The Associated Press is reporting that a DOD official and federal law enforcement official, who spoke on a condition of anonymity, confirmed that one shooter has died.

11:59 a.m.: Video Washington D.C. Police respond to Navy Yard shooting (via The Guardian)

11:46 a.m.: "Please join in saying a prayer for the victims in Washington #NavyYard, & for all the officers & first responders taking action." (via @SpeakerBoehner)

11:43 a.m.: "Family members looking for information about their loved ones can call 202-433-6151 or 202-433-91713." (via @USNavy)

11:40 a.m: Three victims, including one law enforcement officer, were rushed to to Medstar Washington Hospital Center. All are in critical condition. The victims include a male victim with multiple gunshots to the leg, a female victim who was shot in the shoulder and a female victim with gunshot wounds to the head and hand. Although all three are in critical condition, they have "a good chance for survival," says Janis Orlowski, COO of Medstar Washington Hospital Center. She said that more victims are believed to still be at the scene. (CNN)

Several shots were fired inside the building, and police descended on the scene as an "active shooter" remained inside the building, the Navy said. Kelly described the suspect as an adult male, about 6 feet tall, bald and with a medium complexion. He was dressed in a black shirt and black jeans.

It was just reported that a second gunman, who was dressed in army fatigues, also fired shots.

11:34 a.m.: U.S. Navy released an updated statement:

"Several people were injured and there are reports of fatalities in a shooting at the Washington Navy Yard Sept. 16.

An active shooter was reported inside the Naval Sea Systems Command Headquarters building (Bldg. 197) on the Washington Navy Yard at 8:20 a.m. (Eastern Time).

Emergency personnel remain on scene and a "shelter in place" order has been issued for Navy Yard personnel.

'I'm deeply shocked and saddened by the shooting this morning at the Navy Yard,' said Secretary of the navy Ray Mabus. 'Our thoughts and prayers are with the victims and their families. I have complete confidence in our first responders, and I continue to be completely focused on this very difficult situation.'" (Full Release)

"Family members looking for information about their loved ones can call 202-433-6151 or202-433-9713." (via @USNavy)

11:27 a.m.: "Family members may reunite at Nationals Stadium Parking Lot B, South Capitol & K St SE" -@dcpolicedept **

**CORRECTION 11:36 a.m.: "Family members may reunite at Nationals Stadium Parking Lot B, South Capitol & N St SE" (@dcpolicedept)**

Two gunmen, one dressed in black and another dressed in fatigues, opened fire on Monday at 8:20 a.m. EST inside the U.S. Navy Yard in Washington D.C., killing four people and wounding 12, according to the Washington Post. The shots were fired at the Naval Sea Systems Command's headquarters, where 3,000 currently work.

The U.S. Navy tweeted there are "several confirmed injuries with reports of fatalities." The four fatalities were recently confirmed.

Two of the injured include a Washington D.C. police officer who has been taken to the hospital, and a law officer who is not affiliated with the D.C. police force, according to Chris Kelly, the spokesman for the Metropolitan Police Department.

Emergency personnel are still on the scene and a "shelter in place" order has been issued for all Navy Yard personnel, the Navy reports.

Emergency responders, the FBI, U.S. Capitol Police and local D.C. police responded to the shooting. Traffic was shut down in the area, and some people are being evacuated while others are sheltering in place.

Six D.C. area schools are currently on lockdown: Amidon-Bowen Elementary, Brent Elementary School, Eastern High School, Eliot-Hine Middle School, Jefferson Academy, Tyler Elementary School and Van Ness Administrative Building.

Air traffic to Reagan National Airport in northern Virginia was suspended but later resumed, according to CNN.

President Barack Obama has been briefed on the situation, according to a White House statement.

The Naval Sea Systems Command Headquarters is the largest of the Navy's five system commands. It has a fiscal year budget of nearly $30 billion. The Headquarters is where ship, submarines and combat systems are engineered, built and maintained.

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