Webmaricopa county attorney rachel mitchell released a statement following the acquittal: “on may 17, 2001, paradise valley high school junior alissa turney poked. Webthis gripping episode exposes the chilling truth behind the twins’ disappearance by unraveling the injustices and police errors surrounding the case. Webalissa's sister, sarah, who once believed her father had nothing to do with her sister's disappearance, changed her perspective and took to social media to tell her. Webit was may 17, 2001, and alissa turney was missing. In 2020, her stepfather mike turney was charged with her. Webfriday’s episode of nbc’s “dateline” promises to uncover shocking revelations about the 2001 disappearance of arizona teen alissa turney.