The 2025 Chicago Marathon is set to take place on Sunday, October 12, 2025, with John Korir aiming for a historic sub-2:01 finish.
John Korir, the reigning champion, returns to the course with the goal of becoming the second man to achieve a legal sub-2:01 marathon, threatening Kelvin Kiptum's world record of 2:00:35.
John Korir chases a mark under 2:01, looking to become only the second man in history to run a legal sub-2:01 marathon.
The Bank of America Chicago Marathon promises to be a record-chasing showdown, with John Korir eyeing a groundbreaking finish.
Author's summary: John Korir targets historic sub-2:01 finish.