Constructionman James Grace tightens a net. U.S. Navy Constructionman James Grace tightens a net to secure tent boxes during an embarked training exercise known as Operation Meat Hook at Naval Base Ventura County in Port Hueneme, Calif., on Oct. 25, 2007. The exercise prepares the battalion to mount its air detachment within a 48-hour period to support combat operations and humanitarian missions. Grace is assigned to Naval Mobile Construction Battalion 3. SHARE: Download: Full Size (0.04 MB) Credit: VIRIN: 521382-D-JYM43-973.jpg Photo Gallery