Joe Biden has tested positive for COVID-19, sending him back into isolation just three days after he was cleared to resume his duties. In a memo, Biden's physician, Dr. Kevin O'Connor said the president is experiencing no new symptoms and 'continues to feel quite well.'
On Saturday afternoon, Bident tweeted: 'Folks, today I tested positive for COVID again. This happens with a small minority of folks. 'I've got no symptoms but I am going to isolate for the safety of everyone around me. 'I'm still at work, and will be back on the road soon.'