The Nashville and Heroes star was found unresponsive following a trip from Los Angeles. Police report no signs of foul play, though an investigation remains open.

The Heroes and Nashville star passed away shortly after traveling from Los Angeles to South Carolina. Her death follows a period of public reflection on child stardom and personal loss.

The 'Heroes' and 'Nashville' star passed away just months after releasing a memoir documenting her struggles with addiction, abuse, and the toll of childhood stardom.