Hal Koerner

Hal Koerner has raced ultramarathons across the globe and set fastest known time records on the Colorado Trail and the John Muir Trail. He was featured in the 2011 film Unbreakable: The Western States 100 and in 2014 was called The Happiest Runner on Earth by Outside magazine.

Hal Koerner has raced ultramarathons across the globe and set fastest known time records on the Colorado Trail and the John Muir Trail. He was featured in the 2011 film Unbreakable: The Western States 100 and in 2014 was called The Happiest Runner on Earth by Outside magazine. See less