WASHINGTON, DC - MAY 9: John Nkengasong, President Biden's nominee to be ambassador-at-large for global health security and diplomacy testifies before the Senate Foreign Relations Committee at the U.S. Capitol on May 9, 2024 in Washington, DC. The Senate Foreign Relations Committee held a full hearing to hear from President Joe Biden's nominees to diplomatic posts for the Department of State. (Photo by Kent Nishimura/Getty Images)