(Albany, OR)  --  Police say the search for a missing Albany woman is transitioning into a death investigation.  The Oregon State Police says 37-year-old Tiffany Lazon's husband Craig Lazon is now considered a person of interest in her disappearance.  Police say Craig Lazon was the last person with Tiffany Lazon before she disappeared.  Police arrested him Tuesday on separate charges of animal neglect.  Lazon has been missing since Christmas Day.