Trump's doctor walks back '72 hours' Covid diagnosis timeline

President Donald Trump's physicians provided more confusion than clarity during a press conference Saturday morning after the president was taken to Walter Reed National Military Medical Center on Friday night.

The doctors offered different timelines on when Trump was diagnosed with Covid-19 and when he began treatment. They also painted an optimistic picture of the president's health, which was almost immediately contradicted by a White House source who described the president's vitals over the past 24 hours as "very concerning."

Trump's coronavirus diagnosis has thrown his campaign into confusion with four weeks before the Nov. 3 election. A number of people connected to Trump or White House events have also tested positive for the coronavirus. Among them were former aide Kellyanne Conway, three Republican senators, and campaign manager Bill Stepien.

This live coverage has ended. Continue reading news from Sunday on the president's condition.