WYATTVILLE, Minn. — A woman was run over by a tractor and also a chopper machine and critically injured on the Gerald Lanz farm. Hoa Lanz, 74,  was taken 14 miles to the Winona hospital, then airlifted to a Level One trauma facility. The accident was about 4:40 p.m. Apparently she was unhooking a tractor, which was idling, from a hay chopper. The tractor slipped into gear and began rolling down a slope. She was run over by both a front tractor wheel and a chopper wheel. This was in the 27000 block of County Highway 25 near the County 12 intersection.