Missouri woman allegedly spikes husband's Mountain Dew with weed killer and insecticide, authorities say NBC News Top Stories By: Helen Kwong and Antonio Planas and Meriam Bouarrouj 28 June 2024 at 16:35 A Missouri woman is charged with multiple felonies for allegedly spiking her husbandβs Mountain Dew with Roundup weed killer and insecticide repeatedly to be βmeanβ to him, authorities said.