d sexual abuse is often effectuated following a period of "groom- ing" and the sexualization of the relation- ship.'" (quoting Sana Loue, Legal and Epidemiological Aspects of Child Mal- treatment, 19 J. Legal Med. 471, 479 (1998))), cert. denied, — U.S. 127 S.Ct, 2150, 167 L.Ed.2d 878 (2007). Be- cause of the allure of the re