President Trump declared Tuesday that the U.S. will be able to carry out five million coronavirus tests per day, but the top official overseeing testing strategy told Time earlier in the day that goal wasn’t feasible given current technology.

Admiral Brett Giroir, the assistant secretary of health who is in charge of the government’s testing response, said that “there is absolutely no way on Earth, on this planet or any other planet, that we can do 20 million tests a day, or even five million tests a day