Ultra runners begin one of the world's toughest footraces, the 2018 Badwater 135. The icon ultramarathon that starts in Death Valley, CA at Badwater Basin, 283 feet below sea level. The race ends 135 miles and 14,000 feet of elevation gain later at Mt. Whitney trail portal.
This video included overall winner, Italian runner, Michele Graglia of Los Angles, California with a time of 24 hours, 51 minutes, and 47 seconds. In the post-race interview, he talks about his training plan and when he first realized he was in the lead.

pre-race press release:
http://www.badwater.com/blog/2018-badwater-135-pre-race-press-release/
results:
http://dbase.adventurecorps.com/results.php?bw_eid=85&bwr=Go