. >> there are so man things wal-mart islooking forwardto heping us digno, like elping yolive better. withour help the best isyet to cme. >> nationwide insurance prouly supports tavis sley. tavisnd nationwide isurance, working t improve inancial lite >> and the contributns to ur pbs station fro viewers like you. thank you. tavis: delighted, honor just out of words to welco joan ba, the inic artist is called the queen of folk music. he career haspanned 50 years. she' airelessumanitarian and civil rights activistho worked with dr. king. she's o with her lest c.d. it's called "day afte tomorrow." befo we get to that conversation tonight, here is jo baez performing her song. ♪ and here'so the dn o their day la, l, a, la, la, la, ♪ tavis: soou see tha old footage and you think wha >> baby f. tavis: baby fat? i didn't see any baby f. >> a lo time ago. tavis: other than the hair being darker, y're doo doing ll. when you s footage li that, does it sm like 50 years in e business? >> not rlly. i'm always amazed when i see old footage. the fartherack, the more amazed i am. whoever she was ba the