U.S. Army jump master waits for the jump caution light turn green before the paratroopers jump from a C-17 Globemaster III from the 517th Airlift Squadron over Allen Army Airfield, Fort Greely, Alaska, June 15, 2022. RF-A provides realistic combat training by integrating joint, coalition and multilateral forces into simulated forward operating bases. The paratroopers an jump master are assigned to the 2nd Infantry Brigade Combat Team (Airborne), 11th Airborne Division. (U.S. Air Force photo by Sheila deVera)