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

56:50
September 23, 2025 - PBS News Hour full episode

57:46
September 22, 2025 - PBS News Hour full episode

26:45
September 21, 2025 - PBS News Weekend full episode

26:45
September 20, 2025 - PBS News Weekend full episode

57:46
September 19, 2025 - PBS News Hour full episode

57:46
September 18, 2025 - PBS News Hour full episode

57:46
September 17, 2025 - PBS News Hour full episode

57:46
September 16, 2025 - PBS News Hour full episode

56:45
September 15, 2025 - PBS News Hour full episode

26:45
September 14, 2025 - PBS News Weekend full episode

26:45
September 13, 2025 - PBS News Weekend full episode

57:46
September 12, 2025 - PBS News Hour full episode