Completed the following sentence: In 1992, Pflock began to research and write about UFOs full-time. ■■■■■■■■■■■■■■■■■■■■■■■■■■■■■■■■
Roswell, the 1947 incident in which material<unk>metallic fabric glued to strange sticks<unk>was recovered from a alleged alien crash site. Roswell, the 1947 incident in which material<unk>metallic fabric glued to strange sticks<unk>was recovered from a alleged alien crash site. For many believers, this physical evidence proved their case for the existence of flying saucers.<unk> For many believers, this physical evidence proved their case for the existence of flying saucers.