A shooter at the San Bruno, Calif., headquarters of YouTube wounded three people before turning the gun on herself, police say. The unidentified woman opened fire early Tuesday afternoon sending employees scrambling for safety on the campus of the popular video website.

A 36-year-old man was reported critically wounded, while a 32-year-old woman was in serious condition and a 27-year-old woman was described as in fair condition, according to the San Francisco Chronicle. Each of the victims were transported to San Francisco General Hospital. The shooter was found dead at the scene.

Source: Shooter at YouTube headquarters wounds 3, then commits suicide – theGrio