There are reports of an accident at an air show at Travis Air Force Base in California.

Early reports say that a biplane crashed during the show, and the remainder of the event was canceled:

Aircraft accident at Travis AFB down plane

A post shared by Christian (@itsteddy) on

Was at the air show. And the guy crashed upside down…

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Unfortunately, there is also a report that the pilot was killed in the crash:

Twitchy will update this post as more information becomes available.

Editor’s note: This post has been updated with additional tweets