(FILES) Boeing President and CEO Dave Calhoun testifies during a Senate Homeland Security and Governmental Affairs Committee Investigations Subcommittee hearing to examine "Boeing's broken safety culture" on Capitol Hill in Washington, DC, June 18, 2024. US aircraft manufacturer Boeing said July 1, 2024 it had reached a deal to buy its subcontractor Spirit in a move the aviation giant argues will boost safety and quality control. (Photo by SAMUEL CORUM / AFP) (Photo by SAMUEL CORUM/AFP via Getty Images)