This photo provided by Francesca Dupuy shows the Havasu Falls on the Havasupai reservation in Arizona, Sept. 4, 2023. Dozens of tourists say they fell ill on a recent visit to a popular and picturesque stretch of waterfalls deep in a gorge neighboring Grand Canyon National Park. Credit: Francesca Dupuy via AP 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 Read More