Pararescuemen are among the most highly trained emergency trauma specialists in the U.S. military. They must maintain an emergency medical technician-paramedic qualification throughout their careers. With this medical and rescue expertise, along with their deployment capabilities, PJs are able to perform life-saving missions in the world's most remote areas.
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The HC-130's mission is to rapidly deploy to execute combatant commander directed recovery operations to austere airfields and denied territory for expeditionary, all weather personnel recovery operations to include airdrop, airland, helicopter air-to-air refueling, and forward area ground refueling missions. When tasked, the aircraft also conducts humanitarian assistance operations, disaster response, security cooperation/aviation advisory, emergency aeromedical evacuation, and noncombatant evacuation operations.
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The primary mission of the HH-60G Pave Hawk helicopter is to conduct day or night combat search and rescue, or CSAR, operations into hostile environments to recover downed aircrew or other isolated personnel during war. Because of its versatility, the HH-60G is also tasked to perform military operations other than war. These tasks include civil search and rescue, emergency aeromedical evacuation, disaster relief, international aid, counterdrug activities and NASA space shuttle support.
Read more about the HH-60 here.

Guardian Angel is uniquely designed and dedicated to conduct Personnel Recovery across the full range of military operations and during all phases of joint, coalition, and combined operations. Its most fundamental mission tasks are: 1) to prepare personnel who may be isolated or become missing while participating in U.S. government sanctioned military activities (or missions in uncertain or hostile environments), 2) to conduct recovery operations during peacetime and war, and 3) to lead reintegration operations after a recovery.  

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Air Force Combat Rescue Officers (CROs) lead the Department of Defense's (DoD) only elite ground combat force specifically organized, trained, equipped, and postured to conduct full spectrum Personnel Recovery (PR) to include both conventional and unconventional combat rescue operations. 
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Air Force Survival, Evasion, Resistance, Escape (SERE) Specialists are the only DoD specialty specifically trained, equipped, organized, and employed to conduct SERE operations for the duration of their career. They are the DoD's subject matter experts to prepare and support personnel designated as High Risk of Isolation. 

Read more about the SERE Specialist here: