Update 5:19 p.m. ET: The Los Angeles Police Department said Monday that it could not confirm Petty's passing after all. "The LAPD has no information about the passing of singer Tom Petty. Initial information was inadvertently provided to some media sources. However, the LAPD has no investigative role in this matter," the department wrote on Twitter. Petty's current health status is unknown, though TMZ reports he is "clinging to life" but "not expected to live throughout the day." Our original story appears below.

Tom Petty of Tom Petty and the Heartbreakers died Monday at the age of 66. He was found unconscious in his home after suffering full cardiac arrest late Sunday, TMZ reports. He was then rushed to the hospital, but was taken off life support Monday because he had no brain activity, TMZ says. The Los Angeles Police confirmed to CBS News that the legendary musician had died.