SAN BRUNO, Calif. (AP) — The Latest on reports of a shooting at YouTube headquarters (all times local):

1:50 p.m.

Police in Northern California say they're responding to an active shooter at YouTube headquarters.

The San Bruno Police Department told people on Facebook to stay away from the area Tuesday. There was no other immediate information.

Google, which owns the online video website, posted on Twitter that the company is coordinating with authorities.

City Manager Connie Jackson says there have been multiple 911 calls reporting a shooting and that police and fire officials have responded.

Television images showed people leaving the building in a line, holding their arms in the air for police to inspect as they were leaving the building. Officers then patted down people grouped outside.

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1:35 p.m.

Police in Northern California are responding to reports of a shooting at YouTube headquarters in the city of San Bruno.

City Manager Connie Jackson says there have been multiple 911 calls reporting a shooting and that police and fire officials have responded.

TV helicopter video shows officers patting down people grouped outside a building and police vehicles surrounding the area. San Bruno police said they could not provide more information.

The world's biggest online video website is located on a suburban campus.

Calls and emails to YouTube representatives were not immediately returned Tuesday afternoon.