Westminster woman accused of stabbing mother to death in argument

Westminster woman accused of stabbing mother to death in argument

A Westminster woman arrested Sunday on suspicion of murder is accused of fatally stabbing her mother during an argument, according to court documents. Sarah Riste and a small child were sitting on the steps outside the home in the 3300 block of 92nd Place when Westminster officers arrived just before 2 p.m. Sunday, according to the arrest affidavit. Riste didn’t reveal much to officers, only telling them that there had been an accident inside th…