U.S. Army aircrew from Company B, 2nd Battalion, 238th General Support Aviation, Peoria, Ill., walks away from their CH-47 “Chinook” after a night mission during Winter Strike 21 at Alpena Combat Readiness Training Center, Mich., Jan 28, 2021. Winter Strike 21 is a cold-weather readiness event held as part of the Northern Strike exercise series that offers the Michigan National Guard’s unparalleled facilities as a venue for U.S. and coalition forces to receive advanced All-Domain joint fires training in all weather conditions. (U.S. Air National Guard photo by Master Sgt. Scott Thompson)