1. Rocker Chris Cornell, whose unique voice shot him to fame as lead singer of Soundgarden and Audioslave, has died at age 52. Police in Detroit say his death is being investigated as a possible suicide:
  2. Cornell's four-octave vocal range made his voice a prominent symbol of grunge music in the 1990s. News of his death sent shockwaves through the music world. Several rockers shared their grief online. Joe Perry, Aerosmith's guitarist, shared a photo of himself and Cornell:
  3. Led Zepplin guitarist Jimmy Page shared his tribute:
  4. And the founder of Jane's Addiction, Dave Navarro, posted his sorrow:
  5. Performers and songwriters from other genres and generations also shared thoughts:
  6. When Soundgarden threw in the towel in 1997, Cornell joined Audioslave, a supergroup that included former Rage Against the Machine members Tom Morello, Brad Wilk and Tim Commerford. The band performed what was billed as Cuba's first rock concert by an American band. He also worked in the film world, writing the theme song to "Casino Royale" in the James Bond franchise:
  7. Casino Royale - Chris Cornell - You Know My Name
  8. Cornell also did charity work, founding an organization to help children affected by poverty and abuse. He released "The Promise" in March to raise money for this global humanitarian fund:
  9. Just hours before his death, Cornell tweeted about Soundgarden's show in Detroit: