Stryker Hold Army Strykers wait to be unloaded during port operations in Alexandroupoli, Greece, May 21, 2019, in support of a series of U.S. Army Europe summer exercises including Saber Guardian and Decisive Strike. SHARE IMAGE: Download Image: Full Size (1.77 MB) Tags: saber guardian, Exercises, training, army, Partnerships, decisive strike Photo By: VIRIN: 190521-A-MQ814-521F.JPG Photo Gallery