Our guests today are the co-authors of an engrossing new book that blends true crime, memoir, and investigative reportage. Liza Rodman and Jennifer Jordan join us to talk about "The Babysitter: My Summers with a Serial Killer." This book details the life of a neglected young girl growing up in the Cape Cod region of the late 1960s, revealing in particular how she developed a friendship with her charismatic yet off-beat babysitter -- a man who, as she learned years later, was actually a serial