He wasn't allowed to stop or receive any aid for any reason. So he couldn't got the bathroom or even receive water. As a result, he ran with a water pack in his mouth the entire time.https://www.youtube.com/watch?v=fnNoRvq3n6s&feature=emb_logohttps://www.instagram.com/p/CGiP-OjHLJ0/?utm_source=ig_web_copy_link Canadian running says he's already got a bunch of other WRs.
https://runningmagazine.ca/the-scene/david-rush-joggles-to-46k-world-record/CA Running wrote:
Rush extended his personal list of world records, adding to running and non-running feats such as the fastest mile while juggling blindfolded (7:54), fastest 100m while carrying an open bottle of water on a waiter’s tray (15.17 seconds) and most T-shirts “worn and torn” in one minute (29). To find out more about Rush and his other 150 or so records, click here.