evidence: In July 2020, as the country faced its first summer wave of coronavirus cases, a group of physicians stood in front of the steps of the U.S. Supreme Court and held their first self-titled "White Coat Summit" to tout the unproven benefits of hydroxychloroquine as a COVID-19 treatment. "It is called hydroxychloroquine, zinc, and Zithromax," Dr. Stella Immanuel, a Houston-based primary care physician, told the crowd. "I know you people want to talk about a mask. Hello? You don't need a mask. But as those doctors were promoting unproven COVID-19 cures like hydroxychloroquine and ivermectin, and denouncing proven non-pharmaceutical mitigation measures like mask-wearing and lockdowns, another group of physicians was emerging.