Heartbreakers' Mike Campbell: 5 Songs That Reflect the State of the World
Tom Petty and the Heartbreakers guitarist Mike Campbell discusses five songs that reflect a chaotic world, including classics by Dylan and Hendrix. Tom Briglia/FilmMagic/Getty

Rolling Stone caught up with Tom Petty and the Heartbreakers co-founder Mike Campbell – whose partnership with Petty stretches back more than 40 years – in advance of the group's upcoming 40th-anniversary tour. The guitarist shared his thoughts on five classic songs that reflect the state of a troubled world.