160822-N-DY073-070 ANNAPOLIS, Md. (Aug. 22, 2016) Midshipmen at the United States Naval Academy (USNA) walk to class on the first day of the academic year. Midshipmen attend USNA for four years, graduating with Bachelor of Science degrees and commissions as ensigns in the Navy or second lieutenants in the Marine Corps. (U.S. Navy photo by Mass Communication Specialist 3rd Class Brianna Jones/Released)