A U.S. Army serviceman helps a Romanian child look through the scope of a machine-gun in Ploiesti, Romania, Wednesday, May 13, 2015. Members of the US military took part in an exercise dubbed the Cavalry March, a drive from southern Romania to a training range in the central region of Transylvania, involving 400 servicemen and 80 armored combat vehicles. (Photo by Vadim Ghirda/AP Photo)
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