Hayden Panettiere was discovered unresponsive in her South Carolina apartment, leading to a frantic 911 call captured on audio. Emergency responders struggled to revive her, and an ongoing investigation revealed her death resulted from an accidental overdose of fentanyl alongside other substances.

Zach Hickerson's desperate plea to save Hayden Panettiere was heard in fresh audio from his 911 call, RadarOnline.com has learned. Panettiere died on August 16 at a residence in Greenville, South Carolina.

Audio from a 911 call captures the desperate attempts to revive actress Hayden Panettiere, who died from an accidental fentanyl overdose in her South Carolina apartment.