“The next two weeks are extraordinarily important,” White House coronavirus response coordinator Deborah Birx warned at a press conference late Saturday.

“This is the moment to not be going to the grocery store, not going to the pharmacy, but doing everything you can to keep your family and your friends safe,” Birx warned.

As the US topped 8,500 deaths and more than 312,000 confirmed cases by Sunday morning — easily the highest in the world — President Trump warned that the worst is yet to come.