The U.S. FDA is still struggling to keep up with the volume of diagnostic emergency use authorizations (EUAs), but it is not for want of effort. Tim Stenzel, director of the FDA’s Office of In Vitro Diagnostics and Radiological Health (OIR), said on the Feb. 3 testing town hall that the agency is processing nine such applications per day, a big jump over the rate of one per day in the early weeks of the COVID-19 pandemic.