May 22, 2010 Massive EF4 wedge tornado near Bowdle South Dakota

Amazing video of multiple tornadoes including an EF4 wedge tornado near Bowdle, South Dakota. Includes video of massive metal power poles falling and power flashes due to the tornadic winds. The close-up of the power pole falling is at 6 minutes. The video is originally in HD and is available for license. Go to my website: harkphoto,com I did hear the tornado sound (like a waterfall instead of a freight train). Alot of the sound on the video is from the defroster and cooling fans on the inverters but at