bank of america chicago marathon August 5, 2024 4:13 pm 2024 Bank of America Chicago Marathon moment: Sport nutrition and hydration In this 2024 Bank of Chicago Marathon Moment, we look at the importance of practicing sport nutrition and hydration in the time leading up to race day. Local 1:31 Special Ventra card available for Chicago Marathon runners, fans 0:52 Chicago Marathon expects another record-breaking year 0:59 Preview the 2024 Bank of America Chicago Marathon Course 1:42 Elite runner Keira D'Amato drops mic to re-enter Chicago Marathon race 1:05 Abbott Chicago 5K Kicks off the Bank of America Chicago Marathon weekend.