A suspected tornado touched down in Michigan on Thursday, causing severe damage to some structures but no deaths, as forecasters put four states in the country’s midsection under severe thunderstorm watches or warnings. A dispatcher with the Washtenaw County Sheriff’s Department said "there are homes leveled at this point" in Dexter, just north of the Michigan college town of Ann Arbor. Local TV stations posted images of what appeared to be a funnel cloud bearing down on the town, as jitters remained high in tornado country...