Olivia Newton-John, the beloved singer and actor known for her 1970s and ’80s hits and the movie “Grease,” died at her ranch in Southern California on Monday at age 73. “Olivia has been a symbol of triumphs and hope for over 30 years sharing her journey with breast cancer,” her husband, John Easterling, wrote Monday on the singer’s official Facebook page to announce her death. A cause of death hasn’t been announced, but she was diagnosed with breast cancer in 1992 and underwent years of treatment. The cancer returned in 2017. Read more at link in bio. 📸: Evan Agostini / Invision / Associated Press #Grease #California #RIP #OliviaNewtonJohn #SouthernCalifornia #restinpeace