At a briefing, the president promoted unproven treatments and asked Dr. Deborah Birx if she had heard of the success of sunlight as a tool against viruses.
Ambassador-at-Large, Deborah L. Birx, M.D., is the Coordinator of the United States Government Activities to Combat HIV/AIDS and U.S. Special Representative for Global Health Diplomacy. Ambassador Birx is a world-renowned medical expert and leader in the field of HIV/AIDS.