Video: Gary Robbins finishing lap 2 and heading out for the third loop of the 2018 Barkley Marathons
The Canadian ultrarunner, attempting to become just the 16th finisher of the 100-miler, heads out for his third of five 20-mile loops on the course in rural Tennessee
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Best trail running gear for spring 2024
Explore our favourite trail running gear for short trips and longer treks, from watches to gaiters