You will not swim the PRT. If you cant run the 1.5 mile (either to slow or you quit) you are going to H-Class. There are 4 PFA's (IST, In-PFA, Mid-PFA, Out-PFA). Failing any portion of the IST puts you in H-class for 3 weeks. Can't run your going to Med Hold. If your an aviator NAMI hates...