U.S. Army M1 Abrams armored track vehicles, are tethered in position after loading operations concluded on the American Roll-On Roll-Off (Green Bay) vessel, for DEFENDER-Europe 20, in Savannah, Ga., on Feb. 12, 2020. Exercise DEFENDER-Europe 20 is the deployment of a division-size combat-credible force from the United States to Europe, the drawing of Army Prepositioned Stock, and the movement of personnel and equipment across the theater to various training areas.