In the 13 states deemed competitive by the Cook Political Report, the weekly average of new cases reported daily has jumped 45 percent over the past two weeks, from fewer than 21,000 on Oct. 14 to more than 30,000 on Oct. 28…

Iowa, Michigan, Minnesota and Pennsylvania have all hit new weekly average highs in recent days, and in Florida and Georgia, case counts are growing again after having fallen from summer highs.

The rising coronavirus caseloads have been especially alarming in Minnesota and Wisconsin, as well as in Michigan’s Upper Peninsula, all places that had managed to avoid the worst of the deadly surges this summer.