We do know for sure that it started in Wuhan. The viral phylogeny is extremely clear. We have hundreds of thousands of viral sequences that describe a tree that is rooted in Wuhan around October 2019. That's incontrovertible. No evidence has arisen to contradict this despite an extensive search by thousands of scientists.
>There are two subclusters of A which are distinguished by the synonymous mutation T29095C. In the T-allele subcluster, four Chinese individuals (from the southern coastal Chinese province of Guangdong)
