Petty Officer 2nd Class Cory Lawlis, builder, (left) and Petty Officer 3rd Class Roger Alexander, engineering aide, do preparation work for the installation of batter boards as part of the construction of a new enlisted club at Camp America, March 2. Lawlis and Alexander are attached to Naval Mobile Construction Battalion 28, Shreveport, La., which is deployed to Guantanamo Bay in support of general engineering, construction and project management for Naval Station Guantanamo Bay.