WASHINGTON, Nov 7 (Reuters) - The Federal Aviation Administration said Friday it was seeing widespread air traffic control staffing issues and is delaying flights at six airports including in Atlanta, San Francisco, Washington, Newark.

The FAA has staffing triggers at 10 locations across the country. The delays come as the agency has separately required airlines to cancel 4% at 40 high-volume airports to address air traffic control staffing.

(Reporting by David Shepardson)

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