Teenager, 15, triumphs in Moroccan desert challenge — on an e-bike

(CNN)Biking on the sand is hard enough but imagine doing it for five days across the desert. So take a bow Robert Adams, who at the age of just 15 was recently crowned champion of the E-Bike 25 class, which permits 250W bikes that can reach 25 km/h. “The navigation is a skill in itself, I think that’s what makes this event so unique,” Briton Adams told CNN Sport as he reflected on his win. “You could be the fastest rider there but if your navigation isn’t up to scratch you’re not going to do well.” READ: Felipe Massa races the fastest animal on earth ahead of Formula E debut Adams’ passion for cycling started in a conventional manner — …