Airlines scrap 1,000 US holiday-weekend flights as COVID bites

Travelers walk to a security check point at LaGuardia Airport in New York on Friday. On Christmas Eve, airlines, struggling with the omicron variant of COVID-19, have canceled over 4,000 flights globally. (Yuki Iwamura/AFP via Getty Images/TNS)

Air carriers scrapped more than 1,000 U.S. flights for one of the busiest weekends in the year, stranding passengers at airports during the Christmas holiday, as surging COVID infections led to crippling air-crew shortages.