VIDEO: SF General surgeon says 3 treated for gunshot wounds after YouTube shooting

SAN BRUNO, Calif. (KGO) -- A Zuckerberg San Francisco General Hospital surgeon said three patients were being treated for gunshot wounds following a shooting at YouTube's headquarters in San Bruno Tuesday.

VIDEO: Police surround YouTube headquarters in San Bruno

Sky7 is over the scene at YouTube headquarters in San Bruno on Tuesday.

Click on the video player above to watch the entire press conference.

Click here for full coverage on the shooting at YouTube's headquarters.