A shortage of air traffic controllers caused more flight disruptions Monday at airports around the country, including briefly at Los Angeles International Airport, where staffing problems a day earlier had led to flights being halted for a short time.

The Federal Aviation Administration reported staffing-related delays on Monday afternoon averaging about 20 minutes at the airport in Dallas, while the airport in Austin, Texas, was seeing delays averaging about 40 minutes after the FAA issued a temporary ground stop for about an hour there before it was lifted at around 4:15 p.m. local time.

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