incomes's frances koe has this report. >> reporter: the great digout has begun in hard-hit minnesota. >> i've never seen it this bad before, i don't think. >> there's a lot of snow on the ground. >> reporter: more than 17 inches of snow piled high and snarled traffic, as blizzardlike conditions swept through minneapolis over the weekend. residents spent most of their sunday trying to free their cars and their homes from the snowy mess. >> this one seems a lot more packed down from the wind blowing. so the snow is really heavy. >> reporter: that weight brought big troubles to the home of the vikings. >> three roof panels ruptured. that caused the collapse. >> reporter: early sunday morning the inflatable roof of the vikings stadium collapsed. >> one of the key issues that hurt us, is the very high winds. and that, with the high snow accumulation, really impacted us. >> reporter: the storm that dumped so much snow in minnesota also brought winter's worst to iowa and wisconsin, where officials are warning residents of some counties to stay off the roads. as the storm moved eastward, wint