With 478 new coronavirus cases reported Sunday morning, Iowa has surpassed 35,000 people being infected in four months.One additional death — in Polk County — was reported in the 24-hour period ending at 11 a.m.That brought the total number of positive cases to 35,006 and the total number of deaths as a result of the virus to 749.A total of 6,726 new test results were reported by 11 a.m., showing a 7.11-percent rate of positive cases — an improvement in the percentage over Saturday.Linn County reported seven new cases, bringing the overall number of cases in the county to 1,384 and the rolling seven-day average number of cases to 18.