Fran Ridge: Air Force policy concerning UFOs shifted dramatically to downplay the issue, and effectively put an end to reporting. Following the showdown in Washington, Project Sign personnel and even top people in the intelligence division, were transferred or reassigned. The New staff operated on the premise that all reports could be conventionally explained. In February 1949 the project codename was changed from SIGN to GRUDGE, and by August issued a technical report, over 600 pages long. |