Wisconsin girl Lily Peters’ accused murderer won’t stand trial for the grisly slaying and rape of his 10-year-old cousin, who was found dead in the woods. 5 Lily Peters was killed on April 24, 2022, in Chippewa Falls, Wisconsin. Two hours after her expected arrival home, Peters’ father found her abandoned bike near the woods in Chippewa Falls. Chippewa Falls Police Department/Facebook5 A makeshift memorial set up for Lily Peters displayed in Chippewa Falls, Wis., on April 25, 2022. APPeters-Berger was arrested days later and charged with first-degree intentional homicide, first-degree sexual assault and first-degree sexual assault of a child.