Marilou Danley, the live-in girlfriend of Las Vegas gunman Stephen Paddock, and now a "person of interest" in the shooting investigation, is a Philippines native who has used two Social Security numbers during her two-plus decades in the United States, and was married to two men at the same time, public records show. The person who may hold the key to solving the mystery of why the Vegas gunman killed 59 and wounded nearly 600 people led a convoluted life of her own, with two simultaneous husbands, a bankruptcy, two Social Security numbers, multiple addresses in several states and even...