AN UNFORGETTABLE NOVEL ABOUT FINDING A LOST PIECE OF YOURSELF IN SOMEONE ELSE.KHALED HOSSEINI, THE #1 NEW YORK TIMES?BESTSELLING AUTHOR OF THE KITE RUNNER AND A THOUSAND SPLENDID SUNS, HAS WRITTEN A NEW NOVEL ABOUT HOW WE LOVE, HOW WE TAKE CARE OF ONE ANOTHER, AND HOW THE...