Ok so Grassley "raised concern" about Thibault on 5/31/2022 and just now he was doned. (I'm aware of the tenses for to do)
It gives you a bit of a timeline when to expect action after concerns being raised.
https://www.grassley.senate.gov/news/news-releases/grassley-raises-concern-about-apparent-political-bias-by-senior-fbi-public-integrity-official