"When you breach the trust of the American people with that safety and with your manufacturing, we're going to put the screws to you to make sure you change your ways and start doing things right," Duffy told Fox News after a visit to the Boeing 737 factory in Washington.

Boeing (NYSE:BA) has struggled to regain public trust following a mid-air emergency in January 2024 involving a newly made 737 Max, as well as two fatal crashes in 2018 and 2019, U.S. Transportation Secretary Sean Duffy said.