Walking

Girl loses self, solo hikes 1,000 miles of the Pacific Crest Trail, and finds herself.  Cheryl Strayed's best-selling memoir "Wild" is now a movie, starring Reese Witherspoon.  Cheryl makes the case for walking as a life-saving act.

Emma Gatewood had 11 children and 23 grandchildren when she became the first woman to hike the Appalachian Trail, at age 67.  She became a folk hero and helped save the Trail.  Ben Montgomery brings us her story.

Novelist Michel Faber recommends one of his favorite books:  "God Bless You, Mr. Rosewater," by Kurt Vonnegut.