The publishers of Chris Cleave's new novel "don't want to spoil" the story by revealing too much about it, and there's good reason not to tell too much about the plot's pivot point. All you should know going in to Little Bee is that what happens on the beach is brutal, and that it braids the fates of a 16-year-old Nigerian orphan (who calls herself Little Bee) and a well-off British couple-jour...