Actress Hayden Panettiere, best known for her roles in “Heroes” and “Nashville,” has died at the age of 36, according to reports confirmed by her representative. The tragic news was shared with ABC News, describing Panettiere as an incredible light and a force of nature. Her representative stated she brought immense love and joy to those who knew her, and to her many fans. Sources at TMZ reported she passed away on Sunday, though the cause of death remains unknown at this time. Panettiere rose to fame with roles in "Remember the Titans" and "Scream VI" in addition to her television work. Further details regarding her death are expected to be released as they become available.