US President Joe Biden tested positive for COVID-19 again on Saturday morning with no symptoms, and will return to self-isolation to "protect" those around him, his personal physician said in a letter released by the House. White.

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The 79-year-old president “tested positive late Saturday morning in an antigen test” and “will be resuming strict containment measures,” Dr. Kevin O’Connor wrote, noting that cases of "Rebound" positivity are common among people treated with Paxlovid, Pfizer's anti-COVID pill.

More details to come...