Hayden Panettiere Autopsy Shows No Signs Of Trauma DeadlineHayden Panettiere, actress in ‘Heroes’ and ‘Nashville,’ dies at 36 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’ KTLAHayden Panettiere’s Decision to Give Up Custody of Daughter Was ‘Painful’ But ‘She Put Kaya First’ (Exclusive Source) People.com