Covid-19 in the United States:
the first 90-days
COVID-19 (Corona virus disease 2019) was first identified in December 2019 in Wuhan, the capital of China's Hubei province. In January 2020, sporadic cases of the disease were identified in the United States. The initial cases were predominately in California.
By early March, new epicenters of COVID-19 cases were reported, with significant concentrations in Washington State. National social distancing efforts began, attempting to slow the spread of the virus.
As the month progressed, the majority of the the United States experienced massive business and school closures and "lock-down" conditions. By March 31, The Greater New York metro area surpassed all other states in terms of cases and fatalities. Over the next 60 days, the number of confirmed cases in New York State had risen over 300,000.