Article Photos: Trying to unlock secrets of dead serial killer 8/14

ADVANCE FOR SUNDAY, JAN. 27 - In this Friday, June 17, 2011 photo, Marilynn Chates, mother of  Bill Currier who has been missing since June 8, 2011, along with his wife Lorraine, addresses media at a news conference in Essex, Vt., to announce a reward for information leading to the missing Essex couple. After confessing to killing a 18-year old woman in Alaska, Israel Keyes is suspected of killing Bill and Lorraine Currier. Keyes was found dead in his cell on Dec. 2, 2012.   Investigators have used Keyes' financial and travel records to piece together a timeline of his whereabouts from Oct. 4, 2004, to March 13, 2012. He traveled throughout the United States and made short trips into Canada and Mexico. (AP Photo/The Burlington Free Press, Ian Thomas Jansen-Lonnquist) NO SALES; MANDATORY CREDIT; MAGS OUT; ONLINE OUT