Dr. Anthony Fauci and his wife’s net worth grew by $5 million during the COVID-19 pandemic as thousands of US residents struggled financially, according to a government spending watchdog group. The combined wealth of the 81-year-old retiring director of the National Institute of Allergy and Infectious Diseases and his bioethicist wife, Christine Grady, soared from $7.5 million in 2019 to $12.6 million at the end of 2021, according to a report from the non-profit OpenTheBooks.