...mobile home was ripped open and turned upside down. ''That trailer went over and I hit the floor,'' said neighbor Karen Hennigh, who was getting ready to leave for work when the storm hit late Tuesday. Blowing snow across South Dakota early...

...It just kind of rolled up like a can opener,'' said Mark Norton, assistant store manager. Nearby, a mobile home was ripped open and turned upside. ''That trailer went over and I hit the floor,'' said neighbor Karen Hennigh.