John Isner and John McEnroe at the 2015 US Open
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/30595457@N00">robbiesaurus</a> from Smithtown, NY, USA
CC BY-SA 2.0
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/robbiesaurus/21238613278/">John Isner (USA)/John McEnroe (USA)</a>