NEW YORK (CBSNewYork) — Computer outages struck British Airways check-in systems at numerous U.S. airports Tuesday evening.

The airline reported its IT teams were working to fix the problem, and some customers were experiencing delays for check-in for their flights.

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Images of long lines at British Airways check-in stations in Atlanta, San Francisco and Mexico City appeared on Twitter late Monday.

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This was the second major computer outage in the last few months that has impacted the U.S., CBS News reorted.

On May 29, a British Airways computer system outage caused a major travel headache at John F. Kennedy International Airport Sunday evening.

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The computer system outage in May delays caused delays cancellations for hundreds at JFK.