UPDATE: The Los Angeles Police Department has now clarified that it cannot confirm Tom Petty's death.
TMZ reports that the singer is currently clinging to life in a Los Angeles hospital.
Tom Petty, one of the legendary rockers from the 1970s and frontman of Tom Petty and the Heartbreakers has died at the age of 66.
According to CBS News, Petty suffered cardiac arrest and was found unconscious Sunday night.
Petty is best known for several hit songs including 'American Girl', 'Free Fallin', and 'Stop Draggin' My Heart Around'. He recently finished his 40th anniversary tour last Monday.