Thousands of flights canceled globally as Omicron mars Christmas weekend
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Commercial airlines around the world canceled more than 4,500 flights over the Christmas weekend, as a mounting wave of COVID-19 infections driven by the Omicron variant created greater uncertainty and misery for holiday travelers. Airline carriers globally scrapped at least 2,401 flights on Friday, which fell on Christmas Eve and is typically a heavy day for air travel, according to FlightAware.com.