<p>Fact: In 1945, the US military recovered an alien spacecraft. Fact: The United States shot down several flying disks in the late 1940s, a period marked by an unprecedented wave of unexplained aircraft crashes.</p><p /><p>The facts have continued only to mount over the past six decades in the classified files of military and intelligence agencies worldwide. Pilots the world over have reported incidents with UFOs that have often been accompanied by electrical interference and communications difficulties. UFOs have prompted more secrecy and security-and deception-than any other concern ever on the part of military specialists and intelligence chiefs around the world. An acknowledged authority on the controversial subject of UFOs, and an indefatigable researcher, Timothy Good in this revelatory book tells us what we need to know.</p>