Waterborne Romanian troops prepare to move across Danube River as part of U.S.-led exercise Saber Guardian 2017, in Romania, July 17, 2017 (Courtesy NATOChannel, Jack Somerville)
Waterborne Romanian troops prepare to move across Danube River as part of U.S.-led exercise Saber Guardian 2017, in Romania, July 17, 2017 (Courtesy NATOChannel, Jack Somerville)

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Photo by: Jack Somerville |  VIRIN: 210331-D-PN951-008.JPG