The newly formed 4602nd Air Intelligence Squadron (AISS) of the Air Defense Command was assigned the task of investigating only the most important UFO cases with intelligence or national security implications. These cases were deliberately siphoned away from Blue Book, leaving Blue Book to deal with the more trivial reports.
4602nd AISS assigned UFO investigation duties
1953 February
The newly formed 4602nd Air Intelligence Squadron (AISS) of the Air Defense Command was assigned the task of investigating only the most important UFO cases with intelligence or national security implications. These cases were deliberately siphoned away from Blue Book, leaving Blue Book to deal with the more trivial reports.