Treated like sacrifices': Families breathe toxic fumes from California's warehouse hub

On a recent weekend, when Ana Gonzalez was driving through Rialto, California, where she has lived for 23 years, she saw a disturbing and increasingly familiar sight. Dozens of 18-wheel diesel trucks idled outside an Amazon warehouse, spewing fumes not far from a high school and homes. It made Gonzalez so angry that she took out her phone to broadcast the scene to her Facebook page.

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