FILE - This 2006 photo provided by the Centers for Disease Control and Prevention shows a female Aedes aegypti mosquito in the process of acquiring a blood meal from a human host. (James Gathany/Centers for Disease Control and Prevention via AP, File)

A specialist examines a culture plate inside a laboratory at a hospital during a regional congress focused on strengthening laboratory capacity and preparedness following lessons from Ebola and COVID-19, in Lome, Togo, Wednesday, Sept. 16, 2026. (AP Photo/Erick Kaglan)

Participants view laboratory equipment at exhibit booths set up during a regional congress focused on strengthening laboratory capacity and preparedness following lessons from Ebola and COVID-19, in Lome, Togo, Friday, Sept. 18, 2026. (AP Photo/Erick Kaglan)

A specialist works inside a laboratory at a hospital in Lome, Togo, Wednesday, Sept. 16, 2026, during a regional congress focused on strengthening laboratory capacity and preparedness following lessons from Ebola and COVID-19. (AP Photo/Erick Kaglan)

Participants listen during during a regional congress focused on strengthening laboratory capacity and preparedness following lessons from Ebola and COVID-19, in Lome, Togo, Friday, Sept. 18, 2026. (AP Photo/Erick Kaglan)

A specialist handles blood bags inside a laboratory at a hospital during a regional congress focused on strengthening laboratory capacity and preparedness following lessons from Ebola and COVID-19, in Lome, Togo, Wednesday, Sept. 16, 2026. (AP Photo/Erick Kaglan)

Trabajadores sanitarios que forman parte del equipo de sepelio seguro y digno, se preparan para sepultar a Abineno Justine, una mujer de 38 años que murió por el virus del ébola, en Bunia, República Democrática del Congo, el viernes 4 de septiembre de 2026. (AP Foto/Dieudonne Dirole)

A healthcare worker holds up a vial of the Ervebo vaccine at an Ebola vaccination center in Bunia, Ituri province, Congo, Saturday, Sept. 19, 2026. (AP Photo/Dieudonne Dirole)