The provided sources recount the disappearance of Tiffany Reid, a 16-year-old Navajo girl who vanished in 2004 while walking to school in Shiprock, New Mexico. They detail the initial search efforts and the discovery of her belongings in Arizona, which provided few leads. The texts also highlight the emotional toll on Tiffany's family, particularly her older sister Deiandra, who has become a prominent advocate for missing and murdered Indigenous persons. Furthermore, the sources explain the complexities of the investigation, including the case being mistakenly purged from a national database, and emphasize the broader crisis of missing Indigenous women that Tiffany's case represents.