Four Army CH-47 Chinook helicopters prepare to land and participate in Saber Strike 18 at Ziemsko Airfield, Poland, June 4, 2018. The helicopter crews are assigned to the 1st Air Cavalry Brigade, and are dropping off equipment in support of Saber Strike 18, a bi-annual training event that includes 19 participating countries. Michigan Army National Guard photo by Pvt. Chris Estrada