Austin runner achieves the Grand Slam of Ultra Running plus Hawaii Ironman in one year.
Check out these great shots from the most celebrated 100-miler in the world!
JB Benna's film captures all the drama of the 2010 Western States 100.
A lot more than training goes into a successful run at the Western States 100.
Top men take a wrong turn, adding more than a mile to the course.
Check out these great photos from the most epic ultramarathon in the world!
Here's the skinny on one of the oldest ultramarathons in the world.
A tried-and-true trail runner tells what makes this classic race the "Superbowl of our sport".
The times, they are a changin'.
Top contenders will battle the cold, the heat and each other this weekend.