During the first day of the Black Hell Squad competition, Naval Mobile Construction Battalion 133 Yeoman 3rd Class Jorge Sosa programs an RF-310 radio during the command’s Black Hell Squad competition. Seabees were first tasked with setting up and loading the radio, followed by each squad member issuing reports in the proper format.

Photo by: Cliff Williams |  VIRIN: 151005-N-EW956-003.jpg