NEW YORK -- Three retired New York firefighters died within hours of one another earlier this week, succumbing to cancers related to their relief work after the Sept. 11 attack.
Daniel Heglund, 58, who had bone cancer; Robert Leaver, 56, who had leukemia; and Lt. Howard Bischoff, 58, who had colon cancer, died on Monday. Leaver and Bischoff grew up in Brooklyn together and considered themselves lifelong best friends, and Heglund was one day shy of his 59th birthday.
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