In 2009, Mountain Bike Hall of Fame inductee Mike “The Bike” Rust went missing from his off-the-grid property in Colorado's San Luis Valley. His disappearance—which received almost no press—remains unsolved. An innovator in his sport, Rust custom-built bikes for Colorado’s mountain passes, starting a fat-tire revolution and designing gear that transformed the industry. Salida native Nathan Ward, himself an intrepid mountain biker, set out to tell Rust’s story, tracking the pioneer’s subject through the infancy of the sport to his role in th...