Also on Arizona Spotlight: UA receives a historic donation of WWII memorabilia; visitors to the 2024 Tucson Festival of Books share "A Book I Love"; and an essay about the beauty of Agua Caliente Hill.
In two very different stories about one of America's fastest-growing sports, we head to a 24-hour mountain bike relay race. Then we talk to some of the people behind a documentary about spreading mountain biking on the Navajo Nation.
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