Serbian poster "Sorry we didn't know it was invisible" regarding the <a href="https://en.wikipedia.org/wiki/1999_F-117A_shootdown" class="extiw" title="w:1999 F-117A shootdown">1999 F-117A shootdown</a>.
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/26781577@N07">Clay Gilliland</a> from Chandler, U.S.A.
CC BY-SA 2.0
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/26781577@N07/16417448106/">Serbian Poster</a>