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YouTube shooting: Police respond to incident at California HQ YouTube shooting: Four shot at California HQ, female suspect dead
(35 minutes later)
Police in Northern California say they are responding to an incident involving an "active shooter" at YouTube headquarters. Four people are being treated for gunshot injuries after a shooting at YouTube headquarters in Northern California, police say.
Gunshots were reported at the company's campus in San Bruno, south of San Francisco. San Bruno Police Chief Ed Barberini said a woman believed to be the shooter was found dead in the building with a "self-inflicted wound".
Several people have been taken to hospital but their condition is unknown. The condition of the injured, who have been taken to hospital, is unknown.
US media are reporting a female suspect is dead, citing law enforcement sources. Earlier, panicked YouTube employees fled the building, in San Mateo county, south of San Francisco.
Ambulances are at the scene and authorities have warned the public to stay out of the area. San Francisco General Hospital is treating three patients from the shooting, and one is in a critical condition, the Associated Press reports.
Zuckerberg San Francisco General Hospital has said it is treating patients from the incident. No details were provided on their condition.
The Stanford Health Care health system has said it is treating four to five people from the shooting, ABC News reports.
One employee at a nearby fast food restaurant told Fox station KTVU he had treated a young woman who suffered a gunshot wound to the leg. He said he had fashioned a makeshift tourniquet from a bungee cord as they waited for first responders.One employee at a nearby fast food restaurant told Fox station KTVU he had treated a young woman who suffered a gunshot wound to the leg. He said he had fashioned a makeshift tourniquet from a bungee cord as they waited for first responders.
Some of the injured were reportedly hurt as they fled the building. Some 1,700 people work at the YouTube HQ.
Some 1,700 people work at the YouTube HQ. Google said it was "coordinating with authorities" and would provide information as it becomes available.
Images broadcast on local TV stations showed employees leaving with their hands raised. Other footage appeared to show evacuees forming a queue before being individually frisked by police.Images broadcast on local TV stations showed employees leaving with their hands raised. Other footage appeared to show evacuees forming a queue before being individually frisked by police.
Video captured by a nearby helicopter showed a glass door shattered in its centre, with glass fragments strewn across the ground outside.Video captured by a nearby helicopter showed a glass door shattered in its centre, with glass fragments strewn across the ground outside.
YouTube product manager Todd Sherman tweeted that people fled the building in panic. Mr Barberini said police arrived at the scene at 12:48 (19:48 GMT) local time after receiving many 911 calls reporting gunshots.
He said officers were faced with "numerous employees fleeing". One victim with a gunshot wound was found at the front of the company headquarters, he said.
YouTube product manager Todd Sherman earlier tweeted that people fled the building in panic.
Another employee, Vadim Lavrusik, initially tweeted he was barricaded in a room with other staff. He later said he had been evacuated.Another employee, Vadim Lavrusik, initially tweeted he was barricaded in a room with other staff. He later said he had been evacuated.
California Senator Dianne Feinstein tweeted that she was praying for the safety of those at the scene.California Senator Dianne Feinstein tweeted that she was praying for the safety of those at the scene.