Why cancer is killing firefighters

Broad-shouldered with dark facial hair, Pete was born in Melrose and raised in Wakefield. At age 28, he married the love of his life, Michelle, had two daughters, and settled down in Townsend, a quiet blue-collar suburb that straddles the border with New Hampshire. Pete relished working at the firehouse until one day in July 2015, when he went to the bathroom and noticed blood in his stool.
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