Chris Cornell holds his acoustic guitar.

Chris Cornell Unplugs to Discover His ‘Higher Truth’

[EDITOR’S NOTE: Chris Cornell died unexpectedly on May 17, 2017 . He was 52.] It’s 1990 and Soundgarden is on the cusp of becoming one of the biggest hard-rock acts in the world. The band had just signed to a major label, released its Billboard-charting second album, Louder Than Love, and Guns…