Honest conversations with trail running industry pros, and fans who love the mountains. One of the longest running podcast in the scene. This is Singletrack.  

Maia Pandey for NBC News:

More than 100 people said they contracted bacterial infections after competing in a Tough Mudder challenge on Saturday and Sunday in Sonoma, California.

You dig gross mud pools, let them sit for a few days, and then let hundreds of runners crawl through them. Seems like an obvious recipe for exactly this.

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