The United States set a one-day record with over 1 million coronavirus diagnostic tests being performed, but the country needs 6 million to 10 million a day to bring outbreaks under control, according to various experts.

The U.S. coronavirus outbreak crossed a grim milestone of over 3 million confirmed cases as more states reported record numbers of new infections, and Florida faced an impending shortage of intensive care unit hospital beds.

Americans were back on the road after more than two months of coronavirus lockdowns that kept them homebound, with beach-area traffic tripling since the low point in mid-April.