Turnbuckle Tightening Petty Officer 3rd Class Devan Erichsen, right, tightens a turnbuckle to secure an anchor aboard the USS Jason Dunham while deployed at sea, Aug. 8. 2018. Navy photo by Petty Officer 3rd Class Jonathan Clay SHARE: Download: Full Size (2.4 MB) Credit: Petty Officer 3rd Class Jonathan Clay VIRIN: 180808-N-UX013-1152C.JPG Photo Gallery