A Newbery Medal Winner All summer Sara Godfrey has fretted over herself, her impossible body, her terrible new haircut. One moment she's elated, the next, she's in tears. And she can't figure out why. Maybe her wildly changing moods are tied to the sudden and unaccountable appearance of the swans, which hold the rapt attention of Charlie, Sara's mentally handicapped brother, who she loves far more than herself these days. In fact, it...