Machinery Maintenance Navy Petty Officer 3rd Class Juan Gabriel Shinn performs maintenance on a control panel in the auxiliary machinery room aboard the amphibious dock landing ship USS Ashland in the Philippine Sea, Aug. 12, 2019. SHARE IMAGE: Download Image: Full Size (1.45 MB) Tags: Navy Photo By: Navy Petty Officer 2nd Class Markus Castaneda VIRIN: 190812-N-WI365-1034C.JPG Photo Gallery