Missouri woman allegedly spikes husband's Mountain Dew with weed killer and insecticide, authorities say NBC News Top Stories 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.