Updated guidance: CDC urges domestic travelers to get tested for COVID-19 before trip

The Centers for Disease Control and Prevention wants all people traveling on domestic flights to get tested for COVID-19 before boarding.
Previous recommendations suggested tests only for those who did not have up-to-date COVID-19 vaccinations.
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According to the new guidance, the agency recommends testing 72 hours in advance of boarding, but they really want the test to happen as close as possible.
Those who plan to be in large groups should also plan to test after their trip.