but there was a problem with the visa. a paperwork mixup sort of thing that would have sent her into a tailspin once, but now, the new kate vowed to try again later. boarded the palmetto for charleston and threw herself into college classes and a children's book she'd been writing. big brother joe was, to say the least, encouraged. >> she when i talked to her was the happiest i can remember hearing her in the last ten years. she sounded good. >> then it was june. heat rising in charleston's deepening green. on saturday morning, june 13, tom waring at his summer house outside the city, felt an absence. cell phone hadn't rung. no call from kate. kate who always called or texted her parents almost hourly. >> she always checked, in and it was unusual. >> he drove home to check her room on this the silent house on the battery. >> and all the lights were on,