Hayden Panettiere Autopsy Shows No Signs Of Trauma DeadlineHayden Panettiere, ‘Heroes’ actress, dead at 36 after 911 call for cardiac arrest, South Carolina coroner says CNNHayden Panettiere remembered by co-stars and friends after her death: "An old, wise soul with such a deep heart" CBS NewsHayden Panettiere in cardiac arrest when 1st responders arrived, autopsy finds ‘no signs of trauma’ ktla.comHayden Panettiere’s Decision to Give Up Custody of Daughter Was ‘Painful’ But ‘She Put Kaya First’ (Exclusive Source) People.com