🧵23% UNKNOWN: WHY DID THE AIR FORCE CLOSE THE CASE?

🧵23% UNKNOWN: WHY DID THE AIR FORCE CLOSE THE CASE? (1/13) In 1949, Project Grudge analyzed hundreds of UFO reports. After the astronomical explanations, balloons, hoaxes and insufficient cases were all removed, 23% of the selected reports remained unidentified. The Air Force responded by reducing the investigation and discussing the subject's value to psychological warfare.