The tab to identify U.S. suppliers to replace Turkish companies providing parts for the F-35 Joint Strike Fighter program could be as much as three times the amount Ankara contributed to the development of the new weapon system, more than washing out any financial benefit associated with Turkey's early role in the program. The Pentagon's acquisition executive in July estimated that it could cost $550 million to $600 million to qualify replacement vendors in the F-35 supply chain, a project...