Staff Sgt. Emanuel Hudson (left), Administrative Law and Support staff noncommissioned officer in charge of the Legal Support Team, and 29-year-old native of Bronx, N.Y., pushes a rubber brick along the floor from one side of the base pool to the other aboard Marine Corps Base Hawaii, Oct. 30, 2013. The exercises focused on helping Marines build better techniques in preparation for an upcoming Marine Combat Instructor of Water Survival course. (U.S. Marine Corps photo by Lance Cpl. Matthew Bragg) - Staff Sgt. Emanuel Hudson (left), Administrative Law and Support staff noncommissioned officer in charge of the Legal Support Team, and 29-year-old native of Bronx, N.Y., pushes a rubber brick along the floor from one side of the base pool to the other aboard Marine Corps Base Hawaii, Oct. 30, 2013. The exercises focused on helping Marines build better techniques in preparation for an upcoming Marine Combat Instructor of Water Survival course. (U.S. Marine Corps photo by Lance Cpl. Matthew Bragg)