[ad_1] They may have been classified as UFOs, or unidentified anomalous phenomenon, at the time, reports say. [ad_2] Source link
Tag: Undetected
WSJ News Exclusive | Prior Chinese Balloon Incursions Over U.S. Went Undetected, Officials Say
[ad_1] WSJ News Exclusive U.S. They say prior intrusions by surveillance craft into the continental U.S. were likely of short duration [ad_2] Source link