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b'Lisa Irwin\\u2019s parents thought the 10-month-old was sleeping n her crib until her father checked on the infant at 4 a.m. on October 3, 2011. Lisa\\u2019s crib and baby clothes are still in place after more than five years earlier. It\\u2019s filled with wrapped gifts marking every birthday and holiday since. Jeremy Irwin and Deborah Bradley believe their daughter is still alive, perhaps being raised by a family who bought her from a kidnapper. Despite an intense probe, Kansas City, Mo., detectives have few clues about what happened to Lisa. Nancy Grace re-examine this cold case in this episode.'