One hot summer, two young children disappeared from their first-floor apartment in the Kew Gardens neighborhood of Queens, New York. Their mother, Alice Crimmins, reported them missing to the police. Later that day, the body of four-year-old Missy was found in a vacant lot, showing signs of having been strangled. The body of five-year-old Eddie, Jr., was found several days later.
Police were immediately suspicious of the mother. Recently divorced,...