Jackknifed semi blocking highways 30 and 75 Heard on: Lyon County MN Regional Law Dispatch 00:05 Marshall 2330, cars for a jackknife semi blocking Highway 30 and Highway 75 South. 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. Marshall 2330, cars for a jackknife semi blocking Highway 30 and Highway 75 South. 2026-11-04 16:57 UTC Traffic US-75 & State Hwy 30, Pipestone, MN 56164 View on map