Veteran U.S. rocker Tom Petty, whose vibrant guitar riffs, distinctly raw, nasal vocals and slick song lyrics graced such hits as “Refugee,” “Free Fallin’” and “American Girl,” has died following a heart attack. He was 66. Petty suffered cardiac arrest and was found unconscious at his home in Malibu early on Monday morning and was taken to UCLA Medical Center but could not be revived, his long-time manager Tony Dimitriades […]