Mary Tyler Moore was a modern woman’s role model

She had an iconic smile and laugh, but actress and comedian Mary Tyler Moore was also a revolutionary. The Oscar-nominated actress famously played a single career woman next door and a quirky housewife, changing how women were portrayed. Jeffrey Brown reflects on her life with Cynthia Littleton of Variety and Dick Cavett, a former friend of the late television icon, who died at the age of 80.