1 killed, 5 injured in Benton County crash KSHB and last updated 2021-03-15 06:59:42-04 KANSAS CITY, Mo. â One person was killed and five others were injured in a crash in Benton County, Missouri, Sunday afternoon. The crash happened around 4:10 p.m. on southbound MO-7 just north of Walking Horse Lane near Warsaw, according to the Missouri State Highway Patrol. Investigators said a 2009 Chrysler Town and Country was headed northbound on MO-7 when it crossed the line and collided head-on with a 2012 Chevrolet Malibu that was headed south. The two vehicles spun and were hit by a 2001 Dodge Ram 3500 that was also traveling south.