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Documents Show Officials Feared Toxic Dust, Publicly Said Air Safe

By Drooid · Sep 11, 2026, 6:47 PM UTC · How we work

Summary

Story summary

Mayor Zohran Mamdani released over 170,000 pages of hidden 9/11 air-quality records on September 8, 2026.
The documents reveal officials feared toxic dust while publicly declaring the air safe.
Internal memos, including the October 2001 Harding Memo, show the city weighed legal liability.
Among treated patients, 57,000 have cancer, mainly non-melanoma skin, prostate and breast cancers.
Nearly 6,000 first responders and residents have died of cancer and about 10,000 of other 9/11-linked illnesses.

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Story summary

Mayor Zohran Mamdani released over 170,000 pages of hidden 9/11 air-quality records on September 8, 2026.
The documents reveal officials feared toxic dust while publicly declaring the air safe.
Internal memos, including the October 2001 Harding Memo, show the city weighed legal liability.
Among treated patients, 57,000 have cancer, mainly non-melanoma skin, prostate and breast cancers.
Nearly 6,000 first responders and residents have died of cancer and about 10,000 of other 9/11-linked illnesses.