How long could you hang with Eliud Kipchoge? Attendees of the 2018 Chicago Marathon expo got the chance to find out—with some hilarious results. Runners were invited to maintain Kipchoge’s 2:01:39 marathon speed for 200 meters on the 20-foot-long treadmill, which is making stops at each of the World Marathon Majors races. For more, check out: https://www.runnersworld.com/news/a23634309/runners-attempt-world-record-marathon-pace/