On the evening of two of the most popular 100-mile race lotteries (Western States 100 and Hardrock 100),  Andy Jones-Wilkins and Craig Thornley (race director) join the Nation to discuss the mystic and draw of Western States 100, the new 2015 qualifying standards, "micro competitions", the future of ultrarunning, and how to maintain longevity in the sport.

Take the Tailwind Challenge at: Tailwind Nutrition   

Check out the cool headlamps made for trail running at Petzl