Digital Rendering, “Dark Translucent Triangle,” 2023

What the war.gov catalog says

This image is an artistic interpretation of a reported incident near Colorado Springs, Colorado, potentially involving unidentified anomalous phenomena (UAP) in October 2023. This image is based upon a first-hand description provided by a former Department of War employee, as described in FBI-UAP-D026. The Federal Bureau of Investigation prepared this digital rendering in 2026 as a visual aid in support of the PURSUE initiative.