An overlooked software flaw is opening up U.S. aviation authorities to new scrutiny over the resiliency of the systems that keep the nation¡¯s planes moving.
Federal Aviation Administration officials were still working late Wednesday to determine what went wrong in an outage that prompted a nationwide flight stoppage. The agency said preliminary findings traced the cause to a ¡°damaged database file¡± and there¡¯s no evidence of a cyberattack.
The system breakdown immediately attracted criticism from prominent lawmakers and aviation industry leaders, just weeks after Southwest Airlines was called out by authorities for its own technology failures.
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