WASHINGTON: Thousands of flights across the US were snarled on Monday (Sep 21), with incoming flights halted for hours at major East Coast airports, before the Federal Aviation Administration resolved a telecommunications problem late in the afternoon.

Info courtesy of: 

https://www.channelnewsasia.com/world/us-airports-east-coast-flight-delays-6400521?cid=internal_sharetool_androidphone_22092026_cna

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