In this May 26, 2015 photo, Rosa Segura Giral holds up a photo of her daughter, Berenice Navarijo Segura, in Iguala, Mexico. On the morning of her high school graduation, 19-year-old Berenice left for a beauty salon appointment, less than a five-minute drive from home, and vanished into the ranks of Mexico's missing. Segura Giral says she has not lost hope for her daughter. (AP Photo/Dario Lopez-Mills)