At a news conference at Walter Reed National Military Medical Center in Bethesda, Md., Saturday morning, Trump’s medical team suggested that the president tested positive for the coronavirus earlier than initially disclosed by the White House. The president’s physician, Sean P. Conley, later issued a “clarification” through the White House on that timeline, as well as the time frame in which the president was administered Regeneron, an antibody cocktail that was part of the complement of drugs Trump has taken to fend off the virus.

Conley also declined to answer specific questions about the president’s health, including how high his fever grew in recent days, when he last tested negative for the virus and whether he was ever administered supplemental oxygen since being diagnosed. A senior administration official later confirmed reports that Trump was given supplemental oxygen at the White House Friday before going to Walter Reed.

The questions raised