Led Zeppelin's Blues Roots

Led Zeppelin's Blues Roots
NPR

News & Notes , February 29, 2008 - Led Zeppelin created the blueprint for heavy metal, but much of the Brit rock band's hard-hitting sound was based on American blues. Farai Chideya talks with Led Zeppelin biographer Stephen Davis about how blues music influenced the iconic rock and roll band.

Davis is the author of Hammer of the Gods: The Led Zeppelin Saga.