PHILADELPHIA - The Federal Aviation Administration (FAA) is warning about staffing shortages at several major air traffic control towers across the U.S. on Tuesday, including the tower that controls traffic into and out of Philadelphia.

What we know:

The FAA announced expected shortages at eight towers across the country as part of their Operations Plan on Tuesday afternoon. Towers in Philadelphia, Chicago, Nashville, and Houston are all expected to be short-staffed, starting around 6 p.m. and continuing through the night.

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The tower controlling flights into and out of New Jersey's Newark Liberty International Aiport, which is based in Philadelphia, was briefly on the list, but later taken off.

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