Two-vehicle crash at Callahan and Old Callahan Heard on: Knox County TN EMS Dispatch 00:04 Seven hundred and ninety-six in Knoxville, you've got an MVA at Callahan Drive and Old Callahan Drive. 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. Seven hundred and ninety-six in Knoxville, you've got an MVA at Callahan Drive and Old Callahan Drive. 2026-11-10 16:28 UTC Traffic Old Callahan Dr & Callahan Dr, Knoxville, TN 37912 View on map