A serial killer from California, who received a life sentence from court for murdering elderly women for money, is speaking up for the first time in three decades. Dana Gray, was 36 years old when she killed two women in Los Angeles and attempted to murder another one, The Independent reported. In 1994, three women were found dead within weeks of each other in the Canyon Lake area, The Independent reported. Norma Davis, 86, was the first to be murdered by stabbing and strangling, on Valentine’s Day of that year. A couple of days later, June Roberts, 66, was killed by strangling. In both cases,…