The second batch of the “Twitter Files” brought with it new questions about the Biden administration‘s possible role in coordinating with social media companies to censor disfavored voices.

Along with Turning Point USA founder Charlie Kirk, conservative commentator Dan Bongino, and Chaya Raichik, the owner of Libs of TikTok, files released Thursday showed that Stanford University professor Dr. Jay Bhattacharya landed on Twitter’s blacklist over his views on COVID-19.