IS EXPECTED TO CUT INTEREST RATES NEXT WEEK. AND NOW TO A STORY STRAIGHT FROM DEATH ROW IN AN INMATE WHO TRICKED A SERIAL KILLER INTO CONFESSING DETAILS ON WAY, WAY, WAY MORE VICTIMS THAN AUTHORITIES EVER KNEW. THEN TAKING THAT INFORMATION TO A FORMER FBI INVESTIGATOR TO TRY TO SOLVE COLD CASES THAT HAD HAUNTED THE FAMILIES OF THE VICTIMS FOR DECADES.TONIGHT, THAT DEATH ROW INMATE TURNED INFORMANT IS HERE WITH US IN THE STUDIO. BUT FIRST, HERE'S A LITTLE MORE BACKGROUND ON THAT CASE. >> JOSEPH NASO, HE IS T ...