Petty Officer 3rd Class Sean Black, assigned to Mobile Diving Salvage Unit (MDSU) 1, prepares for an underwater welding exercise during Exercise Dugong 2016, in Sydney, Australia, Nov. 9, 2016. Dugong is a bi-lateral Navy and Royal Australian Navy training exercise, advancing tactical level service component integration, capacity, and interoperability with Australian Clearance Diving Team (AUSCDT) ONE. ( Navy Combat Camera photo by Petty Officer 1st Class Arthurgwain L. Marquez)

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Size: 7360px × 4912px
Photo credit: © AB Forces News Collection / Alamy / Afripics
License: Licensed
Model Released: No

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