This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
US Navy NUK Master Chief Sonar Technician Submarine Rory Wohlgemuth explains the controls and operations of the boat to Master Chi. en PEARL HARBOR April Master Chief Sonar Technician Submarine Rory Wohlgemuth assigned to the Virginiaclass attack submarine USS Texas SSN explains the controls and operations of the boat to Master