This event has passed.Find Another Event Events 4 X 4 X 48 Challenge 2021 March 6, 2021 Date March 5, 2021 8:00pm-8:00pm EST David Goggins 4X4X48 Challenge Run 4 miles every 4 hours for 48 hours and fundraise for Semper Fi & America’s Fund. This is a virtual race, so you can run anywhere that’s convenient for you. Interested? email sandy.hendren@thefund.org Visit their website.