170219-N-TC437-060 CAMP SHELBY, Miss. (Feb. 20, 2017) Equipment Operator 3rd Class Mathew Clem, left, and Builder 2nd Class Brandon Rowe, both assigned to Naval Mobile Construction Battalion (NMCB) 133, stand inside their fighting position during a field training exercise at Camp Shelby, Mississippi. Seabees around the world will take part in a year-long celebration in 2017 to commemorate the group's 75-year anniversary in March. (U.S. Navy photo by Mass Communication Specialist 2nd Class Ignacio D. Perez/Released)