Investigation Into Tom Petty’s Cause of Death: Report

Tom Petty of Tom Petty and the Heartbreakers perform during their 40th Anniversary Tour at Bridgestone Arena in Nashville, Tenn. on April 25, 2017. Photo by Rick Diamond/Getty Images for Sacks and Co

Los Angeles County officials say they will try to determine the cause of death for singer-songwriter Tom Petty, according to the Los Angeles Times.

Petty died Monday at the age of 66 after reportedly suffering from cardiac arrest. He was found unconscious at his home in Malibu, California.