GREAT LAKES, Ill. (Sept. 16, 2020) Surface Warfare Engineering School Command, Great Lakes students attending Basic Engineering Common Core (BECC) work in the Valve/Flange Shield Lab. The Valve/Flange Shield Lab is one of the many hands-on labs associated with BECC September 16. (U.S. Navy photo by Interior Communications Electrician Seaman Apprentice Fabian Villalobos)