Injury crash on I-75 southbound at mile marker 21 Heard on: Butler County Public Safety 00:05 Central cars, fire department en route with OSP to an auto accident injuries, I-75 southbound at mile marker 21. Transcript This transcript is auto-generated from live dispatch audio and may be incomplete or inaccurate. It is not an official report and may change. Central cars, fire department en route with OSP to an auto accident injuries, I-75 southbound at mile marker 21. 2026-11-07 07:18 UTC Traffic I-75, West Chester Township, OH View on map