Before Elvis: Preston Lauterbach Talks About the King's African-American Influences

Preston Lauterbach is the author of the book Before Elvis: The African-American Musicians Who Made the King, a book that examines the careers of Big Mama Thornton, Little Junior Parker (author of "Mystery Train"), Arthur "Big Boy" Crudup and both Calvin and Phineas Newborn, Jr. He talks to WPKN about how Elvis absorbed their music and stage moves, and sometimes even acknowledged their help.