Ames 3-Mason City 0 (25-23, 26-24, 27-25)
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Ankeny 3-Ankeny Centennial 1 (25-19, 21-25, 25-17, 25-22)
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Bettendorf 3-Clinton 2 (27-25, 25-22, 20-25, 17-25, 15-10)
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Cedar Rapids Kennedy 3-Cedar Rapids Washington 0 (25-19, 25-17, 25-16)
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Council Bluffs Lincoln 3-Sioux City West 0 (25-12, 25-14, 25-19)
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Davenport North 3-Davenport Central 2 (16-25, 25-27, 25-20, 25-23, 15-13)
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Des Moines Hoover 3-Des Moines North 1 (21-25, 25-15, 25-23, 25-20)
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Des Moines Lincoln 3-Des Moines East 0 (25-15, 25-23, 25-21)
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Des Moines Roosevelt 3-Ottumwa 0 (25-17, 25-19, 25-19)
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Dubuque Senior 3-Wahlert Catholic 1 (25-23, 25-23, 16-25, 25-16)
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Iowa City Liberty 3-Xavier 0 (26-24, 25-22, 25-19)
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Iowa City West 3-Iowa City High 2 (25-15, 25-12, 23-25, 25-27, 19-17)
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Johnston 3-Waukee 0 (25-16, 25-21, 26-24)
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Linn-Mar 3-Waterloo West 2 (25-18, 29-31, 25-27, 25-18, 17-15)
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Muscatine 3-Davenport West 0 (26-24, 25-23, 25-15)
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Pleasant Valley 3-North Scott 2 (25-21, 19-25, 25-18, 23-25, 15-12)
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Prairie 3-Cedar Rapids Jefferson 0 (27-25, 25-18, 28-26)
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Sioux City North 3-Council Bluffs Jefferson 0 (25-10, 25-14, 25-9)
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Valley 3-Southeast Polk 1 (25-21, 26-24, 21-25, 25-18)
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Waterloo East 3-Marshalltown 0 (25-17, 25-16, 25-18)
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Waukee Northwest 3-Urbandale 0 (25-6, 25-18, 25-16)
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Western Dubuque 3-Dubuque Hempstead 1 (25-14, 25-19, 23-25, 25-14)
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