Jackknife Crash Shuts Down Highway Detroit, Michigan — December 18, 2023 A treacherous patch of black ice on I-94 near Detroit triggered a horrifying chain-reaction crash Monday, initiated by a jackknifing semi-truck that swept cars aside like toys. The entire terrifying event was captured from a highway overpass, showing in real time how quickly winter conditions can turn a normal commute into a disaster zone. The viral video begins as the truck is already sliding sideways across multiple lanes