Tom Petty, the rocker best known as the frontman of Tom Petty and the Heartbreakers, is dead at 66, CBS News has confirmed.

The legendary musician suffered a full cardiac arrest and was found unconscious and not breathing in his Malibu home Sunday night. He was taken to UCLA Santa Monica Hospital and put on life support, reports TMZ. EMTs were able to find a pulse when they found him, but it was said that the hospital found no brain activity when he arrived. A decision was made to pull life support.

Prayers and condolences to his family and loved ones.