An E-3 Sentry Airborne Warning and Control System aircraft from Tinker Air Force Base, Joint Surveillance and Target Attack Radar System aircraft from Robins AFB, MQ-9 Reapers operated from Ellington Field Joint Reserve Base, MC-12s from the 137th Special Operations Wing, CV-22 Osprey and AC-130 Gunships from Cannon AFB, an MC-130H Combat Talon IIs from Hurlburt AFB and KC-135R Stratotankers from the 314th Air Refueling Squadron at Beale AFB participated in SENTRY REX 20-03. Sentry Rex is a joint-exercise hosted by the 552nd Air Control Wing, specializing in Combat Search and Rescue mission integration.