bank of america chicago marathon 4 hours ago Watch: Elite runners step off in the Bank of America Chicago Marathon Watch the elite runners step off for the 46th Bank of America Chicago Marathon in Grant Park on Sunday. Local 1:56 Post-race interview: John Korir talks marking the second-fastest marathon time in history 2:47 Post-race interview: Ruth Chepngetich talks owning world record in Chicago 1:54 John Korir secures top finish in 2024 Chicago Marathon 2:05 Post-Race interview: Catherine Debrunner, Chicago Marathon 2024 women's wheelchair race winner 0:34 Catherine Debrunner wins the 2024 Bank of America Chicago Marathon women's wheelchair race