Both YF-23s in flight. (U.S. Air Force photo)
U.S. Air Force
National Museum of the USAF<br><a rel="nofollow" class="external free" href="http://www.nationalmuseum.af.mil/shared/media/photodb/photos/060810-F-1234S-008.jpg">http://www.nationalmuseum.af.mil/shared/media/photodb/photos/060810-F-1234S-008.jpg</a>