sentences:  A portion of the poem, read by Will Geer, along with the 1890 recording of Whitman's reading of his poem "America" were used in a series of Levi's commercials directed by Cary Fukunaga and M. Blash, shown on television and in movie theaters, in several US and Canadian markets in late 2009.During the 2013 NCAA Division I FBS football season The Pac-12 Conference used selections of the poem in their commercial promoting the Pac-12 Network and their schools in the Western United States.The title of the 3rd season finale of SyFy's Defiance, "Upon The March We Fittest Die", was taken from the 14th stanza.