President Joe Biden and first lady Jill Biden exit Marine One at Charleston Executive Airport, S.C., on Aug. 10. Manuel Balce Ceneta/AP hide caption
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Wednesday
Thursday
Pfizer's Paxlovid pills are seen on display. The medicine received an emergency use authorization for COVID-19 last December. Joe Raedle/Getty Images hide caption
Monday
A positive result on a home COVID test. If you catch it once, can you catch it again? Turns out the answer is: Yes. Jakub Porzycki/NurPhoto via Getty Images hide caption