U.S. Navy Seabee Petty Officer 3rd Class Mark Crubaugh works alongside Marines. U.S. Navy Seabee Petty Officer 3rd Class Mark Crubaugh (right) works alongside Marines from the 9th Engineer Support Battalion, 3rd Marine Logistics Group, III Marine Expeditionary Force, to assemble a medium girder bridge during a training exercise at Camp Hansen, Japan, on Nov. 14, 2006. Joint military training evolutions help to promote relationships between the Marines and Seabees in contingency environments. Crubaugh is attached to Naval Mobile Construction Battalion 1. SHARE: Download: Full Size (0.12 MB) Credit: VIRIN: 722684-K-LEY70-284.jpg Photo Gallery