Senate Health Committee Report: China Laboratory developed and leaked SARS-CoV-2 unintentionally, leaked from the Wuhan Institute of Virology (WIV), which tests bat coronaviruses, twice in 2019. The preponderance of information supports the plausibility of an unintentional research-related incident that likely resulted from failures of biosafety containment during SARS-CoV-2 vaccine-related research.
https://www.documentcloud.org/documents/23782224-senate-covid-19-origins-report