 Woman accused of spiking husband's Mountain Dew with Roundup. Nice. Let's go to the news story. Say a wife brewed up a toxic mix for her husband. Now Michelle Peters is facing charges tonight. Frances Watson explains why detectives believe this happened and what's next in this case. Frances. Yeah, Paul, authorities haven't laid out a motive for the crime yet, but according to court documents, the victim believes it may have something to do with a life insurance policy.