Senator Rand Paul is set to face off with Dr. Anthony Fauci at a Senate committee hearing Wednesday, where the Kentucky Republican is expected to demand an apology over funding for gain-of-function research in China related to the origins of the COVID-19 pandemic. The hearing comes after Paul released Fauci's pandemic-era diary, which the senator has used to raise questions about the National Institute of Allergy and Infectious Diseases' support for such research. Paul has long criticized Fauci's role in the pandemic response, accusing him of misleading the public about the virus's origins and the safety of gain-of-function studies that could create more dangerous pathogens. Fauci, who served as the nation's top infectious disease expert, has defended his record and denied any wrongdoing. The hearing is expected to feature tense exchanges as Paul presses Fauci on the diary entries, which Paul claims show inconsistencies in Fauci's statements about the funding. Both reports highlight the heightened political scrutiny Fauci faces as he continues to defend his pandemic decisions. The closed-door session is part of a broader investigation into the pandemic's origins and the U.S. government's role in funding research that critics say may have contributed to the outbreak.