200518-N-BN978-5002 GREAT LAKES, Ill. (May 18, 2020) A student at Surface Steering Gear Electrical C School at the Surface Warfare Engineering School Command in Great Lakes, Ill., receives instruction on the hydraulic trainer, May 18, 2020. The command added three "C" schools following surface ships' upgrading their steering gear technology. (U.S. Navy photo by Brian Walsh/Released)