‘Heroin Was My Life Preserver’

Why teenagers across the country are finding love in heroin

VVicki Allendorf noticed that her oldest son Zachary was losing weight. “Mom, I’ve just been working out,” he’d say. But Allendorf, who is Midwestern-nice with a big pinch of Type A, knew that her skater son was no gym rat. “He looked gaunt,” she said. In the early 2000s…