Keywords: 120807-A-ZT847-002 (7753102760).jpg A U S Army AH-64D Apache helicopter top provides security for a CH-47 Chinook carrying a Humvee and a howitzer during a sling load demonstration Aug 7 2012 over Campbell Army Airfield at Fort Campbell Ky The demonstration was a rehearsal for the air assault portion of the base s Week of the Eagles 2012 air show DoD photo by Jennifer Andersson U S Army/Released https //www flickr com/photos/39955793 N07/7753102760/ 120807-A-ZT847-002 2012-08-07 09 30 https //www flickr com/people/39955793 N07 U S Department of Defense Current Photos PD-USGov U S Department of Defense Current Photos https //flickr com/photos/39955793 N07/7753102760 2016-09-03 10 18 02 United States Government Work Helihoisting of vehicles by CH-47 Chinook |