Both of the federal health officials said it is not clear just how much higher the Covid-19 death toll might be -- potentially thousands or tens of thousands higher. "Provisional death counts may not match counts from other sources, such as media reports or numbers from county health departments," the CDC says on its website. When reached for comment, CDC spokesman Benjamin Haynes directed CNN to its provisional death counts for Covid-19 on its website. As of May 15, CDC data indicates 60,299 deaths. There is some natural lag," one of the officials said about the death counts being reported to the CDC.

Source: CNN May 15, 2020 20:15 UTC