In 2021 as U.S. intelligence services delivered an official report on "unidentified aerial phenomena" to Congress
UFO sightings
The remaining 171 cases are still "uncharacterized and unattributed," due to a lack of detailed data
Haines’s office released a much-anticipated assessment of 144 reports of UFOs originating from U.S. government sources
U.S. intelligence services are due to deliver a groundbreaking report on "unidentified aerial phenomena" to Congress next month
The U.S. government documented 144 reports of UAPs between November 2004 and March 2021