. >> kristene's parents, grace and larry chapa, were worried, too. oor ever since she discovered kristene hadn't come home the night before. >> that was unusual. >> that was very unusual. >> by now, how many times had you called your daughter? >> i would say four or five times i called her. i even told her, i'm going to call the police if you don't call me right now. >> which is just what grace did. that's when she learned kristene had been hurt, but the officer wouldn't say much else, only that grace needed to get to memorial hospital. he wouldn't tell you what happened? >> no, he doesn't know what happened. >> it was only after arriving at the hospital that the chapas learned kristene had been shot, but they still didn't know if kristene was alive or dead. >> the nurse walks in and tells us, one girl died and one girl is on the second floor, and we need to identify her. >> and they don't know who died and who lived? >> no. >> it was up to the chapas to identify the survivor. >> you couldn't go? >> i couldn't go. i couldn't do it. >> so, grace assign