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F-35 retrofits add $1.7B to plane's cost, Reuters reports

Retrofits of F-35 fighter planes to fix problems found in flight testing will cost over $1.7B, according to the Government Accountability Office draft reports, reports Reuters. While restructuring efforts and progress on technical issues have put the Lockheed Martin (LMT) F-35 program on a more solid footing, the plane's long-term affordability remains a major concern.