Big Island police have arrested a 44-year-old Puna man after a grand jury indicted him for the murder of his wife. Alexander Gambsky was arrested at 4 p.m. yesterday in Kurtistown. Dawn Gambsky was reported missing by friends in July of 2008. She was 34 then.  In August 2008, Police executed a search warrant on the couple's property and located what they believed to be a burial site.  They unearthed skeletal remains and dental records confirmed they were Dawn Gambsky.