« All EventsThis event has passed.GORUCK Tough ChallengeMay 1, 2020 @ 8:00 am - 5:00 pm« US Bank 18 Hours of FruitaFront Runner Century »10-12 Hours, 15-20 Miles. The original challenge. Average completions rate: 94%+ Google Calendar+ iCal Export Details Date: May 1, 2020 Time: 8:00 am - 5:00 pmEvent Category:Running Website: https://www.goruck.com/event-15877/ Organizer GORUCK Website: https://www.goruck.comRelated Events Runtastic Dino (Half, 5K & Kid’s Run) May 4 @ 7:30 am - 12:00 pm Run of Remembrance 10K, 5K & Mile (Memorial Day) May 27 @ 8:00 am Runtastic Timp (Half, 10K, 5K & Kids Run) June 22 @ 6:00 am - 12:00 pm