https://youtube.com/watch?v=qPQOtghy5Eg%3Fversion%3D3%26rel%3D1%26fs%3D1%26autohide%3D2%26showsearch%3D0%26showinfo%3D1%26iv_load_policy%3D1%26wmode%3Dtransparent

By Paul Seaburn When an unidentified airplane circles over a major U.S. for over an hour, it’s a cause for alarm. When the plane appears to be a military aircraft nicknamed the “Doomsday” plane, the alarm level rises. When the city is Denver, whose airport is rumored to hide mysterious underground bunkers, the alarm reaches…

via Mysterious E-6B “Doomsday Plane” Circles Over Denver for an Hour — The Event Chronicle