Poland Exercise U.S. soldiers assigned to 5th Battalion, 4th Air Defense Artillery Regiment prepare maneuver short-range air-defense platform prototypes during a training exercise in BPTA, Poland, Feb. 24, 2022. SHARE IMAGE: Download Image: Full Size (1.82 MB) Photo By: Army Staff Sgt. Clinton Thompson, National Guard VIRIN: 220224-Z-DG833-1029.JPG Photo Gallery