The entertainment industry mourns the unexpected loss of Hayden Panettiere at age 36. The acclaimed actress, renowned for her iconic roles in 'Heroes' and 'Nashville,' passed away on Sunday, leaving behind a legacy of powerful performances. Throughout her career, Panettiere courageously battled personal challenges including alcohol addiction and postpartum depression, becoming an advocate for mental health awareness. Her passing has prompted heartfelt tributes from fellow celebrities including Connie Britton, Viola Davis, and Selma Blair, who celebrated her contributions to television and her strength during difficult times.

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