March 31, 2022 Braving the Last Frontier: Recounting the ITI 1,000-mile ultramarathon Frozen air whips by, sinking its teeth into any inch of exposed skin it can find. Snow pushes in from all sides, forcing its way through waterproofed layers and attempting to soak everything beneath. Dozens of pounds of gear are pulling and dragging and begging to stop as they are carried ever