Check out this photo of one of the “exercises” a volunteer must undergo if he wants to qualify for training to become an Air Force pararescuemen. This was just a “screening” session. If an individual passes, he then undergoes 10 weeks of the really tough stuff.
A combined Navy and Air Force program is seeking to build a smaller version of a ubiquitous air-to-air missile that could give advanced aircraft, such as the Collaborative Combat Aircraft, greater magazine depth in a high-end fight.