MARINE MAINTAINER A Marine performs maintenance on an AH-1 Cobra helicopter on the flight deck of the amphibious transport dock ship USS Anchorage in the Pacific Ocean, March 16, 2015. The Anchorage participated in a composite training unit exercise. The Marine is assigned to Marine Medium Tiltrotor Squadron 161. SHARE: Download: Full Size (0.05 MB) Credit: VIRIN: 102587-W-CED02-044.jpg Photo Gallery