Skip to main content
Back to Show
PBS News Hour

Why testing an Ebola vaccine isn’t so easy

In Sierra Leone and Liberia, where the Ebola epidemic has been a nightmare, the promise of a vaccine offers hope. Science correspondent Miles O’Brien reports on the challenges of conducting experimental drug trials there and the desperate need to find a fix.

Support Provided By
Season
August 30, 2025 - PBS News Weekend full episode
26:45
August 30, 2025 - PBS News Weekend full episode
August 29, 2025 - PBS News Hour full episode
57:46
August 29, 2025 - PBS News Hour full episode
August 28, 2025 - PBS News Hour full episode
57:46
August 28, 2025 - PBS News Hour full episode
August 27, 2025 - PBS News Hour full episode
57:46
August 27, 2025 - PBS News Hour full episode
August 26, 2025 - PBS News Hour full episode
57:46
August 26, 2025 - PBS News Hour full episode
August 25, 2025 - PBS News Hour full episode
57:46
August 25, 2025 - PBS News Hour full episode
August 24, 2025 - PBS News Weekend full episode
26:45
August 24, 2025 - PBS News Weekend full episode
August 23, 2025 - PBS News Weekend full episode
26:45
August 23, 2025 - PBS News Weekend full episode
August 22, 2025 - PBS News Hour full episode
57:46
August 22, 2025 - PBS News Hour full episode
August 21, 2025 - PBS News Hour full episode
57:46
August 21, 2025 - PBS News Hour full episode
August 20, 2025 - PBS News Hour full episode
57:46
August 20, 2025 - PBS News Hour full episode
August 19, 2025 - PBS News Hour full episode
57:46
August 19, 2025 - PBS News Hour full episode
Active loading indicator