Pain, joy, solitude share the trail in Minnesota's 'world's toughest race'

Biker Leah Gruhn leads a group of riders as they attempt the 135-mile Arrowhead 135 race from International Falls, Minn. to Tower, Minn. on Jan. 30.
Ben Hovland | MPR News
Go Deeper.
Create an account or log in to save stories.
Like this?
Thanks for liking this story! We have added it to a list of your favorite stories.