Robert Blake, best known for his role in "Baretta" and his last screen role in "Lost," has died at the age of 89. He won an Emmy for his role in "Baretta" in 1975 and was tried and acquitted in the shooting death of his wife, Bonny Lee Bakley, outside a Studio City restaurant in 2001. His death marks the end of a long and tumultuous career, with his legacy forever linked to the tragedy of his wife's death.