Amos Kipruto, with podium finishes in 2024 and 2025, returns to the Chicago Marathon. Kipruto’s personal best of 2:01:39 from London places him second fastest in the field.

Kipruto’s career includes wins in Rome, Seoul, and London, with a bronze medal at the 2019 World Championships. His recent performance in London shows significant improvement. Read more culture coverage.

Defending champion Jacob Kiplimo leads the field with a 2:00:28 time. Kipruto’s strong form suggests a potential course record, with Kiplimo’s 2:02:23 from last year as the benchmark. Related: Charles Hicks Aims for First American Finish in Chicago Marathon.

This original Runner World brief is based on reporting from Marathon Handbook. Visit the source for its complete reporting, context and any later corrections.