Racing flats for the trail? You bet. Scott Jurek gives us the ups and downs of racing flats. Did I mention this was written by Scott Jurek? Gimmie, gimmie.
Trail runner writes a good article here for those looking to learn how to fuel the system and feed the beast; good for reference for the experienced runner too.
I heart top 10 lists. Top 10 most difficult endurance races in Colorado.
Meet the Super Spartan obstacle trail race. (Video here) If running through fire, crawling through mud, dragging a cement block and throwing a spear weren't enough, there is also a gladiator there happy to assist you to the ground. It's coming to Utah next week!