Doomsday Preppers - Season 3 Episode 8 Total Destruction

A devastating EF-5 tornado, like the one that struck Oklahoma in May of this year, can throw buildings into the air and hurt hundreds of people. In Tennessee, Tracy is preparing for just that. Tracy has spent six years prepping his farm for a super tornado, but if it does hit, he doesn't plan on hunkering down — he plans on gathering his family and making a getaway in his mobile safe room.