According to a 93.7 KCLB Rocks! Radio with bassist Robert Trujillo, Metallica hope to once again call on the “Zen guru spirit” and production talents of bearded super-producer Rick Rubin, who oversaw the band’s last album, 2008’s ‘Death Magnetic.’ Rubin, who has worked with everyone from Neil Diamond to Justin Timberlake to The Beastie Boys to […]