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
June 19, 2026 - PBS News Hour full episode
57:46
June 19, 2026 - PBS News Hour full episode
June 18, 2026 - PBS News Hour full episode
56:46
June 18, 2026 - PBS News Hour full episode
June 17, 2026 - PBS News Hour full episode
57:46
June 17, 2026 - PBS News Hour full episode
June 16, 2026 - PBS News Hour full episode
57:46
June 16, 2026 - PBS News Hour full episode
June 15, 2026 - PBS News Hour full episode
57:46
June 15, 2026 - PBS News Hour full episode
June 12, 2026 - PBS News Hour full episode
57:46
June 12, 2026 - PBS News Hour full episode
June 11, 2026 - PBS News Hour full episode
57:46
June 11, 2026 - PBS News Hour full episode
June 10, 2026 - PBS News Hour full episode
57:46
June 10, 2026 - PBS News Hour full episode
June 9, 2026 - PBS News Hour full episode
57:46
June 9, 2026 - PBS News Hour full episode
June 8, 2026 - PBS News Hour full episode
56:46
June 8, 2026 - PBS News Hour full episode
June 5, 2026 - PBS News Hour full episode
57:46
June 5, 2026 - PBS News Hour full episode
June 4, 2026 - PBS News Hour full episode
57:46
June 4, 2026 - PBS News Hour full episode
Active loading indicator