The F-35 joint program office announced this week it has completed its last flight event in the program system development and demonstration phase. The flight event does not close out SDD, which won't be formally completed until the end of initial operational test and evaluation, but it represents completion of a significant portion of the program's development phase. The JPO said in an April 11 press release the final SDD flight, which included validated Block 3F software, occurred April 11...
