Study Finds Increased Rate Of 3 Types Of Cancer Among 9/11 Recovery Workers

NEW YORK (CBSNewYork) — The most comprehensive study on whether the toxins in the air at ground zero after 9/11 are linked to cancers is unlikely to end the debate over health questions.

The dust, smoke and debris from fires and pulverized buildings released tons of toxic substances, including known and suspected carcinogens.

But after following more than 56,000 survivors, researchers from the New York City Department of Health and Mental Hygiene found something surprising.