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United Airlines
Bettmann/Contributor via Getty Images

Defense officials claim that a Chinese surveillance balloon has been drifting over the northern part of the United States for the past several days.
Taylor Rains/Insider
Anadolu Agency / Getty Images

The Federal Aviation Administration (FAA) has implemented computer system changes to combat outages like the one that occurred on January 11, resulting in more than 11,000 flight disruptions.