Rendezvous in Tornado Alley [S03E02] Elmer Tornado, May 16, 2015.

Episode 2 : "Under Pressure"
What tornado chasers fear the most, is to come back home empty-handed, especially when every green lights are on, for a chase day you can't possibly fail. A source of pressure that put body and mind through the mill. May 16th 2015 was one of those days...