iRunFar.com has been entertaining and educating trail and ultrarunners for 11 years. Founder, Bryon Powell, joins The Nation to discuss his latest book, co-authored by Meghan Hicks, "Where the Road Ends: A Guide to Trail Running" Meghan and Bryon rely on their decades of trail experience to help the beginner and the veteran trail runner excel and enjoy the trail more.

Meghan and Bryon working hard at Western States 100

Find more information about "Relentless Forward Progress"

Check out the photos on TrailPorn.com

Warren Pole reporting on his 3.3 Lessons Learned from the 33 Shake American Tour.