Western pop music has always been influenced by artists and styles from around the world. A new book aims to give those varied influences — all of them — their due. Special correspondent Tom Casciato ...

Thirteen-year-old Phoebe White taught herself to yodel when she was 8. Known as Phoebe the Yodeling Cowgirl, she's won 24 talent competitions and her album is number seven on the Western music chart.