Soldiers participate in parachute insertion and foot patrol training at Joint Base Elmendorf-Richardson, Alaska, Dec. 5, 2017. The soldiers are combat engineers assigned to the 25th Infantry Division’s 6th Brigade Engineer Battalion, 4th Infantry Brigade Combat Team (Airborne). The airborne operation was part of a larger training exercise to test the soldiers' proficiency with combat-related tasks. Air Force photo by Justin Connaher