Hayden Panettiere, 36, died Sunday in Greenville, South Carolina. Police reported no foul play, citing a potential cardiac arrest and possible overdose.

Wladimir Klitschko, Panettiere’s former partner and former world‑heavyweight boxing champion, posted an emotional tribute, calling her “talented” and “shining so bright.” He said his family was in profound shock and grief, and vowed to honour her memory.

Tributes have poured from fellow actors, fans and the Hollywood community, praising Panettiere’s brilliance and the joy she brought to her work.

She had a long career that started as a child star in films like Remember the Titans and grew with prominent roles in Heroes and Nashville.