Dozens of hikers say they fell ill during trips to a popular Arizona tourist destination that features towering blue-green waterfalls deep in a gorge neighboring Grand Canyon National Park. Madelyn Melchiors, a 32-year-old veterinarian from Kingman, Arizona, said she was vomiting severely Monday evening and had a fever that endured...
Dozens of hikers say they fell ill during trips to a popular Arizona tourist destination that features towering blue-green waterfalls deep in a gorge neighboring Grand Canyon National Park. Madelyn Melchiors, a 32-year-old veterinarian from Kingman, Arizona, said she was vomiting severely Monday evening and had a fever that endured…