An active shooter situation has been reported Tuesday at the YouTube headquarters in San Bruno, California.

YouTube employee Vadim Lavrusik tweeted:

Active shooter at YouTube HQ. Heard shots and saw people running while at my desk. Now barricaded inside a room with coworkers. — Vadim Lavrusik (@Lavrusik) April 3, 2018

The San Bruno police department tweeted:

Police activity at 901 Cherry Ave, please stay out of the area. pic.twitter.com/H6iAj0g7ra — San Bruno Police (@SanBrunoPolice) April 3, 2018

Other Twitter users are reporting an active shooter situation:

There are police surrounding the @YouTube building – potential shooter. Be safe! pic.twitter.com/4JTKkn3Oy1 — Erin (@erinjeanc) April 3, 2018

Police have confirmed an active shooter situation:

Confirmed: Active shooter at YouTube HQ in San Bruno. “It’s a very active scene,” police tell me. — Ryan Parker (@TheRyanParker) April 3, 2018

Update: The suspect may be a white female.

ABC News is reporting that the shooter at YouTube in San Bruno is a white adult female and luckily there have been no fatalities reported yet. Unclear whether suspect is in custody at the moment. Please stay safe and away if you’re in the area. — Ana Kasparian (@AnaKasparian) April 3, 2018

JUST IN: Law enforcement sources tell the Bay Area ABC affiliate “the shooter is a white, adult female wearing a dark top and head scarf.” https://t.co/BxZVhzHlxz — KSAT 12 (@ksatnews) April 3, 2018

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