I-Norovirus iyimbangela ehamba phambili yokuqubuka kwezifo ezithathelwe ekudleni eMinnesota. Abantu abaningi bayolulama ezinsukwini ezimbalwa, kodwa abantu abanamasosha omzimba abuthakathaka bangase babhekane nezimpawu ezinde. Sebenzisa isixazululo se-bleach yasendlini, kuze kufike ku-1 12 izinkomishi ze-bleach egaloni elilodwa lamanzi, ukuhlanza izindawo ngemuva kokuhlanza noma ukuhlanza ukuhlanza. Gqoka amagilavu enjoloba ngenkathi uhlanza, bese ulahla amathawula ephepha esikhwameni sepulasitiki.