After the first case of COVID-19, the disease caused by the new strain of coronavirus, was announced in the United States, reports of further infections trickled in slowly. Two months later, that trickle has turned into a steady current.
Washington Post: Why outbreaks like coronavirus spread exponentially
Members of the Indonesian Red Cross spray disinfectant, amid concerns over the spread of the COVID-19 coronavirus, at the National Monument in Jakarta on March 15, 2020.