Estimated Cause
The exact cause has yet to be identified. There are two estimated causes as of now: Bat eating in Wuhan, or a leak from a facility studying the virus. Recently. Chinese influencers have been seriously criticized online for eating bats. There are studies that suggest that the virus has spread when managing live bats in a poorly regulated live animal market.
Locations
The virus has now spread to other places outside of China. So far, cases have been reported in Hong Kong, Macau, Taiwan, Australia, Cambodia, Canada, France, Japan, Malaysia, Nepal, Singapore, Thailand, The Republic of Korea, United States, Vietnam, and Germany.