ByHumeyra PamukandJoel Schectman
3 minute read



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Travelers are seen at Hartsfield-Jackson Atlanta International Airport in Atlanta, Georgia, U.S. December 22, 2021. REUTERS/Elijah Nouvelage
WASHINGTON, Dec 25 (Reuters) – U.S. airlines canceled more than 900 flights on Saturday, the second straight day of massive cancellations as surging COVID-19 infections have sidelined some pilots and other crew members, upending plans for tens of thousands of holiday travelers over the Christmas weekend.