Diahann Carroll, the Oscar-nominated actress and singer, has died. She was 84.
Carroll's daughter, Susan Kay, told The Associated Press her mother died of cancer in Los Angeles on Oct. 4 .
During her career, Carroll earned a Tony Award and an Academy Award nomination for best actress.
Singer and actress Diahann Carroll in 1972. Jean-Jacques Levy/AP Photo
Carol Diann Johnson was born in New York City and attended the High School for the Performing Arts. Her father was a subway conductor and her mother a homemaker.
After she was treated for breast cancer in 1998, she spoke out for more money for research and for free screening for women who couldn't afford mammograms.
Besides her daughter, she is survived by grandchildren August and Sydney.
Diahann Carroll speaking at the 2007 Crystal and Lucy Awards in Beverly Hills, Calif., on June 14, 2007. Mark J. Terrill/AP Photo
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The Associated Press contributed to this report.