Ozzy Osbourne has pulled out of the Power Trip festival — the all-hard-rock festival featuring Metallica, Guns N’ Roses, AC/DC, Tool and Iron Maiden, organized by Coachella founders Goldenvoice — for health reasons, the 74-year-old singer announced on Monday. The festival is scheduled to take place Oct. 6-8 in Coachella’s home base of the Empire Polo Grounds in Indio, […]