Police say they are responding to reports of a mass shooting at bar in Thousand Oaks, California.
Multiple people have been injured at the Borderline Bar and Grill, but it is not yet clear if there are fatalities.
Footage broadcast on local media showed people being carried away from the scene, apparently with gunshot injuries.
Police have asked people to stay away from the area as they respond.
The bar was hosting a college country music night on Wednesday, according to its website.
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