At 2pm, Martin Koenig of Seeley Lake, MT scratched at the Skwentna checkpoint.
The veteran musher had fallen ill and it prevented him from finishing the race.
He made the decision to scratch with all 16 of his dogs with him.
At the time, Hugh Neff was leading the pack of mushers at mile 180 followed by Noah Burmeister and Paul Gebhardt at miles 165 and 161 respectively.
Wesley Early covers Anchorage life and city politics for Alaska Public Media. Reach him at wearly@alaskapublic.org and follow him on X at @wesley_early. Read more about Wesley here.