Mechanics' unions are strongly criticizing American and Southwest Airlines after our CBS News investigation raised questions about the oversight of aircraft maintenance. We interviewed more than two dozen airline mechanics and reviewed years of FAA documents. U.S. aviation is currently experiencing an unparalleled period of safety, but in the last few years, the FAA changed how it regulates airlines. Kris Van Cleave reports.

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CGTN 21 Apr 2019 10:00 CEST

Who should you believe about BRI?