John Henshaw didn’t know the legacy he would create in 2001, when he helped oversee the government response to the Sept. 11 terrorist attacks. Then the head of the U.S. Occupational Safety and Health Administration, which monitored disaster rescue workers’ exposures to dangerous toxins while toiling among the World Trade Center building debris, he made […]
Author Archives: Janelle Retka
Janelle Retka is a reporting fellow for Columbia Journalism Investigations.
