A Colorado woman, 37-year-old Sarah Riste, is accused of stabbing her mother to death at a Westminster home. Allegedly, Riste killed Kathy Johnson while her own daughter was present at the house, telling the child not to speak about what had occurred.

According to a release issued by the Westminster Police Department (WPD), the incident occurred on Sunday, September 28. At around 2 p.m., WPD officers responded to a W 92nd Place residence after receiving a disturbance report.

Upon arrival, officers found a deceased woman who had “visible signs of trauma.” Officers made contact with Riste and a child, aged unspecified, who were present at the residence.

According to an arrest affidavit obtained by The Denver Post, Riste and her daughter were sitting on the steps outside the home. Riste di

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