As of March 4, 2020 the novel coronavirus SARS-CoV-2, which causes COVID-19, has spread to more than 77 countries. More than 93,000 cases have been reported, and just under 3,200 deaths. It’s thought that the virus infected its first human victim in the city of Wuhan in China, in November, 2019. That case was apparently caused by transmission of SARS-CoV-2 from an animal. Since then, it has spread by human-to-human contact. The virus probably originated in bats, and then likely passed through another animal before it found its human host.… Read the rest “The Drift of Coronavirus”