Sarah's KeyI'll come back for you later. I promise. Paris, July 1942: Sarah, a ten year old Jewish girl, is arrested by the French police in the middle of the night, along with her mother and father. Desperate to protect her younger brother, she locks him in a cupboard and promises to come back for him as soon as she can. Paris, May 2002: Julia Jarmond, an American journalist, is asked to write about the 60th anniversary of the Vel' d'Hiv' the infamous day in