They have witheld records from the NIH which funded some of their SARS-related coronaviruses spillover research. They eventually terminated their subaward last year as a result. WHO has also been asking for lab data. Given the nearest relatives to SARS-CoV-2 are found in Yunnan and Laos where the WIV sampled it seems fairly clear what happened here.

https://thebulletin.org/2022/08/nih-to-terminate-ecohealth-a...