In 2021, Sky News is marking some of the century’s biggest news events through the personal stories of lives defined by unforgettable moments from the last 21-years.In episode 3 of the 21-week series, Marathon Man, Kenyan distance runner and decorated Olympian, Eliud Kipchoge, sets out to become the first person to run a marathon (42.2kms) in under two hours — a challenge deemed impossible by many experts in the world of science.New Episode every MondayMarathon Man was written and produced by Rob MulhernResearch and digital treatment by Tom GillespieSpecial thanks to our contributors, Eluid Kipchoge, Valentijn Trouw, Endy Brady and IneosArchive, Simon WindsorRecordings and sound design, Rob MulhernTV treatment, Victoria Hudson-GrantTV output editor, Emily DeekerHead of Radio, Sky News, Dave TerrisDesign and graphics, Brian GillinghamSocial media, Chris ScottPress and Marketing, Alexandra HortonEmail: storycast@sky.ukFor more on this story visit www.skynews/storycast21#StoryCast21