Before storm sirens, before the Weather Channel, before Doppler Radar, a tornado "dropped out of a troubled May sky and twisted its way into our lives forever." On the evening of May 20, 1957 three communities south of Kansas City, Missouri were destroyed by a seventy-one mile, F-5 twister. This monstrous storm left in its path five hundred injured, forty dead and over a million dollars worth of property damage. Nothing defines a community more than...