The Pentagon's chief weapons buyer says it will cost between $500 million and $600 million to relocate the supply chain for more than 900 F-35 Joint Strike Fighter parts out of Turkey after the country's expulsion from the program. Under Secretary of Defense for Acquisition and Sustainment Ellen Lord told reporters at a briefing today that the hole created in the F-35 global supply chain by Turkey's removal will initially be filled by U.S. sources, though it will "gradually" be...