Although we think of a poem as something read from a book, poet Allen Ginsberg knew that poetry's power did not depend upon print, and he drew on the traditions of religious and ritual communities in writing verse that would elevate the spirit and knit together community. Joined by rock star Bono and US Poet Laureate Juan Felipe Herrera, host Elisa New reads and explores Allen Ginsberg's anti-war chant "Hum Bom!" in this video excerpted from Poetry in America.