An EF4 tornado touched down near which county in Kansas on May 18th?
Tornado outbreak of May 18–21, 2013:  Initially, activity was limited to scattered severe storms; however, by May 18, the threat for organized severe thunderstorms and tornadoes greatly increased. Tornado outbreak of May 18–21, 2013:  A few tornadoes touched down that day in Kansas and Nebraska, including an EF4 near Rozel, Kansas.
i don't know