PD as work of of the U.S. federal government. Summary from original page: 070520-N-5928K-001 NORFOLK, Va. (May 20, 2007) - Country music recording artist Tracy Lawrence signs an autograph for Airman Jeremy Smith in the hangar bay of nuclear-powered aircraft carrier USS Enterprise (CVN 65). Enterprise is pier side at Norfolk Naval Base.
U.S. Navy photo by Mass Communication Specialist 3rd Class N.C. Kaylor (RELEASED)
May 20, 2007 (21 May 2007 (according to <a href="https://en.wikipedia.org/wiki/Exchangeable_image_file_format" class="extiw" title="en:Exchangeable image file format">Exif</a> data))
<a rel="nofollow" class="external text" href="http://www.navy.mil/view_image.asp?id=46350">http://www.navy.mil/view_image.asp?id=46350</a>.