Young speed racers face an uncertain future as the Bonneville Salt Flats deteriorate due to mining

For over a century, the world's fastest drivers have been coming to the Bonneville Salt Flats in Utah every year to set speed records in their homemade hotrods. But the future of the sport is uncertain as conditions of the speedway deteriorate from decades of mining on the salt flats. What will that mean for the next generation of racers? Photo: At 15 years old, Carson May is one of the youngest competitors at the World of Speed, an annual car race at the Bonneville Salt Flats in Utah. He might not have his driver's license yet. But at speeds of over 170 miles per hour, he proves he knows what he's doing behind the wheel.