Skip to main content
Back to Show
PBS News Hour

Why the U.S. military exposed minority soldiers to toxic gas

During World War II, the U.S. government conducted experiments with mustard gas and other chemicals on thousands of American troops. A new NPR investigation has found that some military experiments singled out African-American, Japanese-American and Puerto Rican servicemen by race. Judy Woodruff learns more from Caitlin Dickerson of NPR and Susan Smith of University of Alberta.

Support Provided By
Season
January 26, 2026 - PBS News Hour full episode
57:46
January 26, 2026 - PBS News Hour full episode
January 21, 2026 - PBS News Hour full episode
57:46
January 21, 2026 - PBS News Hour full episode
January 20, 2026 - PBS News Hour full episode
57:46
January 20, 2026 - PBS News Hour full episode
January 19, 2026 - PBS News Hour full episode
57:46
January 19, 2026 - PBS News Hour full episode
January 16, 2026 - PBS News Hour full episode
57:46
January 16, 2026 - PBS News Hour full episode
January 15, 2026 - PBS News Hour full episode
56:46
January 15, 2026 - PBS News Hour full episode
January 14, 2026 - PBS News Hour full episode
57:46
January 14, 2026 - PBS News Hour full episode
January 13, 2026 - PBS News Hour full episode
57:46
January 13, 2026 - PBS News Hour full episode
January 12, 2026 - PBS News Hour full episode
57:46
January 12, 2026 - PBS News Hour full episode
January 11, 2026 - PBS News Weekend full episode
26:52
January 11, 2026 - PBS News Weekend full episode
August 31, 2025 - PBS News Weekend full episode
26:45
August 31, 2025 - PBS News Weekend full episode
April 5, 2025 - PBS News Weekend full episode
26:45
April 5, 2025 - PBS News Weekend full episode
Active loading indicator