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The Lockheed Martin F-35 Lightning II continues to face scrutiny over its high costs and operational challenges, as highlighted in a recent Government Accountability Office (GAO) report which pointed to increasing sustainability costs and decreased operational plans due to reliability issues.
The United States Department of Defense (DoD) has refused to accept newly built F-35s due to problems with the software, and the resolution has slipped several times from the expected April 2023 release date. TR-3 is now projected to be completed sometime this summer – but not earlier than July, and possibly as late as September.