More than 50,000 runners were expected to take on the 26.2-mile journey through the city today for the 47th edition of the marathon, now led by Bank of America Chicago. Randy Burt, Henry Kozlowski, and George Mueller — if you were in or watching the Chicago Marathon in 1977, you might remember these names. But what are the odds they would still show up at the 2025 Marathon? One hundred percent.

Choose Chicago, in an Instagram post, announced the history they’re making with a caption that read, “These are the ONLY three people that have run every Chicago Marathon since the first once in 1977! 🤯 Runners, take your advice from these Chicago Marathon legends! 🏃‍♂️ Randy Burt, Henry Kozlowski, and George Mueller ran their first Chicago Marathon in 1977, and they’ve run it every year since.

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