Of the three passenger vehicles,. Webthe racine county medical examiner has confirmed two fatalities in the semi truck crash that caused closures on all lanes of interstate 41/94 at county k. The racine county sheriff's office confirmed one person was killed. Webat least two people have died and multiple others were critically injured when a semi crashed, exploded and ignited other vehicles on interstate 94 in racine county,. All lanes of the highway were closed just after 11 a. m.