Brett Anderson, the father of missing children 16-year-old Hannah Anderson and 8-year-old Ethan Anderson, speaks during a news conference Tuesday, Aug. 6, 2013, in San Diego. Anderson, the husband of a Christina Anderson, whose body was found in a burned house near the U.S.-Mexico border, said Tuesday that he knew the man suspected of killing his wife and abducting one or both of their children. (AP Photo/Gregory Bull)

Photo by: Gregory Bull

Brett Anderson, the father of missing children 16-year-old Hannah Anderson and 8-year-old Ethan Anderson, speaks during a news conference Tuesday, Aug. 6, 2013, in San Diego. Anderson, the husband of a Christina Anderson, whose body was found in a burned house near the U.S.-Mexico border, said Tuesday that he knew the man suspected of killing his wife and abducting one or both of their children. (AP Photo/Gregory Bull)