Hayden Panettiere, an actress known for her roles in "Heroes" and "Nashville", has passed away. She was found unresponsive in Greenville, South Carolina, and pronounced dead at the scene.

The cause of death has not been released, and police have stated there are no signs of foul play. An autopsy will be performed by the Greenville County Coroner's Office.

Further details about the investigation into her death are available from her publicist and the authorities in South Carolina.