U.S. Army Staff Sgt. Erik Giese, infantry squad leader,

U.S. Army Staff Sgt. Erik Giese, infantry squad leader, Iron Troop, 3rd Squadron, 2d Cavalry Regiment, walks across the finish line during a 12-mile ruck march as part of the testing phase for the Expert Infantryman Badge and the Expert Soldier Badge in Bemowo Piskie, Poland, April 3, 2020. The Soldiers participating in EIB and ESB are deployed in support of NATO's enhanced Forward Presence Battle Group-Poland. NATO’s enhanced Forward Presence consists of four battalion-sized battle groups deploying on a persistent rotational basis to Estonia, Latvia, Lithuania and Poland to demonstrate the alliance’s determination and ability to act as one in response to any aggression against its members. (U.S. Army photo by Sgt. Timothy Hamlin)