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A flight information display system shows departure times at the Ronald Reagan Washington National Airport on December 27, 2021 in Arlington, Virginia.
(Anna Moneymaker/Getty Images)Computer glitches. Staffing shortages. Awful weather. Holiday crunches. So many things can cause a flight to be delayed or canceled. And this July 4 weekend is set to be a record breaker.
Originally published at Cnn Com Wire Service