LAMB OF GOD. Mark Morton talks with Ryan J. Downey about performing on three continents as part of the World Magnetic Tour; the production extremes between Garage Days, …And Justice for All, and the Black Album; switching from drums to guitar; struggling and persevering through personal tragedy; trying to make sense of life, death, and the mystery of it all; collaborating with the late Chester Bennington; Van Halen; Circus Of Power; crucial regional scenes in the pre-Internet era; and keeping the good riffs flowing.