Lockheed Martin consegna 72 F-35 all'esercito americano il 1° maggio, dopo aver dovuto ritardare la consegna per diversi mesi a causa dello sviluppo di software e hardware nel nuovo aggiornamento Technology Refresh 3 (TR-3), che ha portato il nuovo sistema TR-3 alla fine, ha l'obiettivo di migliorare l'efficienza dell'aeromobile, sia per la sua prestazione di prestazioni che per la sua prestazione di servizio, ma ha anche riscontrato problemi di sviluppo, come il progetto TR-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F F F F-35 F-35 F-35 F-35 F-35 F-35 F F F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F-35 F F F-35 F F F F-35 F-35 F-35 F F F F-35 F-35 F F F-35 F-35 F F F F-35 F-35 F-35 F F F-35 F F-35 F-35 F-35 F F-35 F-35 F F F F F-35 F-35 F F F F F F F F F F-35 F-35 F-35 F-35 F-35 F F F-35 F-35 F F F, Fase Fase Fase Fase Fase Fase Fase Fase Fase Fase Fase Fase Fase F F F Fase Fase Fase Fase Fase F F F F Fase Fase F