У него на груди написано "Гана"
Вот индекс "официального фото" с сайта ВМС США:
ATLANTIC OCEAN (Feb. 4, 2016) - A Ghanaian boarding team member descends a Jacob's ladder during small boat operations aboard USNS Spearhead (T-EPF 1) Feb. 4, 2016. The Military Sealift Command expeditionary fast transport vessel USNS Spearhead is on a scheduled deployment to the U.S. 6th Fleet area of operations to support the international collaborative capacity-building program Africa Partnership Station. (U.S. Navy photo by Mass Communication Specialist 1st Class Amanda Dunford/Released)