Washington, D.C., police lieutenant Sam Holland and her husband, U.S. senator Nick Cappuano, have been looking forward to a quiet Thanksgiving with their son. But any thoughts of a restful holiday are dashed when Sam and Nick return home to a gruesome scene: Sam's seventeen-year-old niece Brooke, barely conscious and covered in blood on their front stoop. With lines between personal and professional blurring in this emotionally charged, deeply personal...