MODESTO, CA - JANUARY 20: Scott Peterson appears at a change of venue hearing for his criminal trial in the murder of his wife Lacy Peterson and their unborn child in Stanislaus County Superior Court January 20, 2004 in Modesto, California. Judge Girolami ruled that the double murder trial would move to San Mateo County Court. (Photo by Al Golub-Pool/Getty Images)

The Murder of Laci Peterson on A&E premieres Tuesday August 15th. Scott Peterson sentenced to Death for killing his pregnant wife Lacy has decided to speak out for the first time.