Approximately 150 U.S. Army Soldiers from the 173rd Infantry Brigade Combat Team, Airborne, out of Vicenza, Italy, depart from Aviano Air Base, Italy, April 28, 2014. The Soldiers will conduct joint NATO training, a first in a series of expanded U.S. land force training activities in Poland, Lithuania, Latvia and Estonia, scheduled for the next few months. (U.S. Air Force photo Staff Sgt. R.J. Biermann/Released)