160314-N-GP524-137ATLANTIC OCEAN (March 14, 2016) – Electronics Technician 3rd Class Henry Serrano, left, and Electronics Technician 2nd Class Henry Machado test S-band Telemetry Horn Antennas on board the Arleigh Burke-class guided-missile destroyer USS Stout (DDG 55). Stout is currently underway preparing for composite training unit exercise (COMPTUEX). (U.S. Navy photo by Mass Communication Specialist 3rd Class Bill Dodge/Released)