Dolly Parton, country music legend, dead at 80

Dolly Parton, the country music legend, has died at the age of 80. She debuted with the single "Dumb Blonde" and built a career that blended self-aware artifice with genuine songwriting and vocal talent. Parton was celebrated for hits including "Jolene" and "I Will Always Love You", as well as for her philanthropic literacy work.