evidence: Initial cases all appeared linked to the Huanan Seafood Wholesale Market at the time, though there has since been much speculation about the types of research taking place at the Wuhan Institute of Virology. Koblentz said he believes the available evidence points to a spillover event from an animal, though he added a "research-related accident can’t be ruled out at this time." [...] Richard Ebright, board of governors professor of chemistry and chemical biology and laboratory director at the Waksman Institute of Microbiology at Rutgers University in New Jersey, testified he believes a "large preponderance of evidence indicates SARS-CoV-2, the virus that causes COVID-19, entered humans through a research incident."