5 Key Facts Not Explained In White House COVID-19 Projections

President Trump and his top scientific advisers on the coronavirus task force gave a much-anticipated presentation Tuesday night, laying out the data behind the president's recent shift in tone regarding the outbreak, including his decision to extend national social distancing guidelines through April 30.

Specifically, officials pointed to a computer model released weeks earlier by Imperial College London that, at the time, predicted that if no action were taken to slow the spread of the virus, about 2.2 million people in the United States would die over the course of...